Class 615th Set A Year 2012 Class 6 | 15th NSO - SET A 2 Mental Ability 1. The value of XCII – LXV is ____. (A) XLIV (B) XXVII (C) XVIIX (D) XXV 1 cm 2. The area of the adjoining figure is ______. A J 1 cm 1 cm (A) 10 cm2 I H 1 cm (B) 30 cm2 1 cm F G 1 cm (C) 12 cm2 1 cm D E 1 cm (D) 21 cm2 B C 3. Number of unit cubes in the given figure is _____. (A) 25 (B) 26 (C) 27 (D) 28 1 4. A farmer has 11 cows. He purchased 5 more cows and wished to give of the total cows to his 2 1 eldest son, to the middle son, and the remaining to the youngest son. The number of cows 4 each son (eldest to youngest) will get respectively is _____. (A) 8, 8, 4 (B) 4, 4, 8 (C) 4, 8, 4 (D) 8, 4, 4 5. The length of a rectangle is (a + b) cm and the breadth is (a – b) cm. If b = 65 – 2a, where a is the square of 5, then the area of the rectangle is _____. (A) 482 cm2 (B) 298 cm2 (C) 400 cm2 (D) 299 cm2 6. In the given question, there is a definite relationship between figures 1 and 3. Establish a similar relationship between figures 2 and 4 by selecting a suitable figure from the options that would replace the question mark (?) in figure 4. (A) (B) (C) (D) 7. Kunal is facing the library. If he turns 270° anticlockwise he will be facing _______. (A) Train Station (B) Community Centre (C) Mall (D) Church 3 8. In a class of 64 pupils, the ratio of the number of boys to the number of girls is 3 : 5. If of the 5 girls wear spectacles, how many girls do not wear spectacles ? (A) 16 girls (B) 19 girls (C) 15 girls (D) 24 girls 9. If 'orange' is called 'butter', 'butter' is called 'soap', 'soap' is called 'ink', 'ink' is called 'honey' and 'honey' is called 'orange', which of the following is used for washing clothes ? (A) Honey (B) Butter (C) Soap (D) Ink Class 6 | 15th NSO - SET A 3 10. Number of lines of symmetry can be drawn in the given figure is ______. (A) 5 (B) 2 (C) 3 (D) 4 11. Look at the given line graph carefully. The decrease in the number of members was the greatest in ______. (A) 2001 (B) 2002 (C) 2003 (D) 2004 12. Simplify the given expression : (–6) – [(–48) + (–12)] + (–2) – 6 + [(–12) ÷ (–3) × (–8)] (A) – 14 (B) 12 (C) 14 (D) – 12 13. At a sale, Mohit paid ` 129.40 for 8 files and 4 pens. If a file and a pen costs ` 24.50 altogether, the cost of each pen is ______. (A) ` 16.65 (B) ` 17.85 (C) ` 15.75 (D) ` 25 14. Three bells ring at intervals of 15, 20 and 30 minutes. If they all ring at 12 noon together, then time they ring together again is _____. (A) 12 p.m. (B) 1 p.m. (C) 2 p.m. (D) 12 : 55 p.m. 15. The correct mirror-image of the fig.(X), if the mirror is placed vertically left is _____. (A) (B) (C) (D) science 16. In the game of football, a goalkeeper stops a ball. It is because (A) Friction between the ball and hand of goalkeeper (B) Decrease in speed of ball due to air resistance (C) Application of force by goalkeeper (D) All of these. 17. Which one of the following can be attracted by a magnet ? (A) (B) (C) (D) X 18. A boy spins one wheel of an upturned bicycle and mud particles fly off. Which one of the following arrows shows the direction of movement of the mud which comes off at position X? (A) (B) (C) (D) Class 6 | 15th NSO - SET A 4 19. Which of the following statements about the size of image formed in a plane mirror is wrong ? (A) The image can be taller than the mirror. (B) The height of the image depends on the distance of object from the mirror. (C) The width of the image is the same as the width of the object. (D) The height of image depends on the height of the object. 20. Sumit hangs a steel block on a spring. The block starts moving in the direction as shown in the figure. What force(s) is/are acting on the steel block ? Spring 1. Elastic spring force 2. Frictional force 3. Gravitational force (A) 1 only (B) 3 only Steel block (C) 1 and 3 (D) All 1, 2 and 3 21. A student tries to magnetise a short steel rod. Which of the following tests will show that he has succeeded? (A) Both ends of a magnet attract the rod. (B) One end of a magnet repels the rod. (C) The rod picks up a small piece of paper. (D) When freely suspended, the rod points in any direction. 22. Study the given diagram carefully and select the correct option. Light (A) Object X has rough surface. (B) Object X is a source of light. (C) Object X is made from a magnetic material. (D) Object X reflects light very well. Object X 23. Which feature of a solid object cannot be changed by the application of a force ? (A) Length (B) Mass (C) Shape (D) Speed 24. The two electrical circuits given here consist of similar bulbs and dry cells. Which of the following statements about the given circuits is correct? (A) The bulbs in circuit Q are brighter than those in circuit P when all the switches are closed. (B) If the middle bulb in circuit Q blows, at least one bulb will still be able to light up. (C) All the bulbs in circuit P will not light up when the switch is open. (D) One bulb in circuit P will light up when the switch is open. 25. A group of students carried out an experiment to find out how the force applied to pull the toy car up the ramp varied with the height of the ramp as shown in the given diagram. They varied the height by changing the number of the blocks. Which one of the following graphs best illustrates their results ? Force Force Force (A) (B) (C) (D) 0 Height of ramp 0 Height of ramp 0 Height of ramp 26. A mixture contains tiny particles of three different Substances Properties of the particles substances P, Q and R. P, Q and R Same size and colour Which of the following methods will be suitable P Heavy, insoluble and non-magnetic for separation of components of the mixture? Q Light, insoluble and non-magnetic (A) Winnowing followed by magnetic separation R Magnetic (B) Filtration followed by magnetic separation (C) Sieving followed by sublimation (D) Hand picking followed by winnowing Class 6 | 15th NSO - SET A 5 27. Which statement do you think is correct regarding the given changes? (A) From X to Y the change is reversible while Y to Z the change is irreversible. (B) From X to Y the change is irreversible while Y to Z the change is irreversible. (C) From X to Y and Y to Z the changes are irreversible. (D) From X to Y and Y to Z the changes are reversible. 28. Diksha prepared the given flowchart for sorting the materials into different groups. Fill the blanks left by her from the given options. (i) (ii) (iii) (iv) (v) (A) Glass Sugar Rubber Honey Petrol (B) Sugar Rubber Glass Petrol Honey (C) Rubber Glass Sugar Honey Petrol (D) Rubber Sugar Glass Honey Petrol 29. Jaya made a hole in the cap of a bottle and filled it with coloured water. She put a straw through the hole and kept the bottle in a pan of very hot water. She observed that water starts coming out of the bottle in the form of a fountain and comes down when water cools down. What does her experiment show ? (A) Air from the bottle comes out taking water with it. (B) Liquids expand on heating and contract on cooling. (C) The water changes into vapours and comes out of the bottle. (D) On heating, water vapours are converted into liquid which come out of the bottle. 30. Study the given figures carefully. What can be inferred from these figures? (A) The gas particles have very less kinetic energy. (B) The gas particles have a lot of space between them. (C) Gases can be easily compressed. (D) Both (B) and (C). 31. Reshma took three beakers X, Y and Z containing cold, warm and hot water respectively as shown in the figure. She added two table spoons of sugar to each beaker and stirred the solutions. After two minutes she observed the following. Choose the correct statement(s) that explains her observations. (i) The solubility of sugar decreases with increase in temperature. (ii) The solubility of sugar increases with increase in temperature. (iii) We can add some more sugar if we heat the water. (A) (i), (ii) and (iii) (B) (ii) and (iii) (C) (i) and (iii) (D) (iii) only Class 6 | 15th NSO - SET A 6 32. It is actually a combination of evaporation and condensation. The process first involves heating in order to vaporize the liquid. The vapours of the liquid on cooling give pure liquid. This process is called _____. (A) Chromatography (B) Sublimation (C) Filtration (D) Distillation 33. Jyoti burnt a candle. She collected the wax and heated it again in a dish. Which of the following conclusions is correct? (A) Burning of candle is a chemical change while melting of wax is a physical change. (B) Both burning of candle and melting of wax are physical changes. (C) Both burning of candle and melting of wax are chemical changes. (D) Burning of candle is a physical change while melting of wax is a chemical change. 34. Priya took a metal spoon, a wooden spoon, a plastic spoon and a glass rod. She dipped one end of each item into boiling water for five minutes and then touched the end extending outside the water. What were her observations and their inference regarding conduction of heat by these items? (A) Metal and wooden spoon become hot at the other end which was outside water, hence metal and wood are good conductors of heat. (B) Only metal spoon becomes hot hence metals are good conductors of heat while wood, plastic and glass are bad conductors. (C) All the items become hot, hence all are good conductors of heat. (D) Metal and plastic spoon become hot, hence metals and plastic are good conductors of heat while wood and glass are bad conductors. 35. Which of the following children made correct statement? Mohan just can't stop sneezing on It's not cold inside the room, but being exposed to dust. He is Rohan just can't stop shivering. He probably suffering from typhoid. is probably suffering from malaria. (A) (B) (C) (D) 36. Riya is checking excess fat in her diet. In an outdoor trip, on feeling hungry, she picked three food packets D, E and F each of ` 10 cost. She read the nutritional information (per 100 g) printed on each food packets. Which among these food packets should she buy? Packet D Packet E Packet F Nutrients (Net weight 84.5 g) (Net weight 117 g) (Net weight 45 g) Carbohydrates 66 g 77 g 40 g Proteins 7.4 g 8.5 g 10 g Fat 22 g 10.9 g 40 g Cholesterol 13.8 g 0 0 Energy 491 Kcal 440 Kcal 560 Kcal (A) Packet D (B) Packet E (C) Packet F (D) None of these Class 6 | 15th NSO - SET A 7 37. Which of the following is incorrect regarding the given figures? (i) (ii) (iii) (A) (i) and (ii) – skeletal and muscular system involved (B) (ii) – reproductive system involved (C) (iii) – excretory system involved (D) (i), (ii) and (iii) – nervous system involved 38. Abraham: How will vehicles run if all the oil finishes? Manju: On CNG. I had seen on TV that vehicles which run on CNG give less smoke. Uncle(laughing): That too comes from below the earth. It is also limited. Divya: Electricity can be used to run vehicles. I have seen an electric bicycle. Abraham: We will have to do something. Or else, how will we travel when we grow up? From the above discussion the conclusion is, we should _____. (A) Reduce our dependence on renewable resources. (B) Reduce our dependence on non-renewable resources. (C) Increase our dependence on renewable resources. (D) Both (B) and (C). 39. Beena’s husband is making a big mistake while putting out the fire as shown. What should he do instead? (A) He should put out fire by a blanket. (B) He should put out fire by petrol. (C) He should put out fire using sand. (D) He should put out fire by blowing air. 40. Select the incorrect statement. (A) Water particles on heating become free from their existing arrangement to move faster and escape into the air. (B) In summer, due to heat, electric cables expand and hang loosely from poles. (C) Cooling a substance slows down the movement of its particles. (D) Water expands on heating, thus ice occupies more space. 41. Which of the following traits is most likely inherited in children from their parents? (A) Dimples in cheeks (B) Moving ears without holding them (C) Voice quality (D) All of these 42. Earthquakes generate waves over the earth which can be obtained on paper in the form of graph called (A) Seismograph (B) Seismogram (C) Richter scale (D) Seismosphere 43. The given picture shows Sunita Williams in the spaceship. Sunita shared her experiences of living in space as following : l We could not sit at one place. We kept floating in the spaceship. l In space there was no need to use a comb. My hair kept standing all the time. Which of the following can explain these conditions in the spaceship? (A) Gravitational pull of moon is non-effective. (B) Gravitational pull of sun is non-effective. (C) Gravitational pull of earth greatly reduces. (D) Gravitational pull between various objects in a spaceship is very-very strong. 44. Which natural calamity leads to famine? (A) Flood (B) Drought (C) Earthquake (D) All of these. Class 6 | 15th NSO - SET A 8 45. Which of the following is an incorrect step in the process of making vermicompost? (A) Take non-biodegradable wastes such as plastic, rubber, etc. (B) Dig a compost pit about 3 feet deep in a cool, shaded corner of the ground. (C) Put some redworms in the pit and cover them loosely with old cloth or grass. (D) Powdered egg shells or sea shells could be mixed with the wastes which help redworms in grinding their food. 46. Which of the following activities would show that air is dissolved in water? (A) Press a piece of cotton wool into the bottom of a tumbler. Hold the tumbler upside down and insert it into a bowl of water, without tilting it. (B) Press steel wool into the bottom of the gas jar. Invert the gas jar into the bowl of water on two small wooden blocks so that there is space between the gas jar and the bowl. (C) Take some water in a pan. Heat it gently on a gas burner. Observe the water as it begins to heat. (D) None of these. 47. The joint illustrated in the given figure is present in _____. (A) Neck (B) Wrist (C) Elbow (D) Shoulder 48. Megha’s brother brought a plant with the following features : (i) Narrow and thin ribbon like leaves (ii) Reduced size of roots (iii) Long, hollow and light stem Her brother most likely brought this plant from _____. (A) Desert (B) Glacier (C) Forest (D) Lake 49. Many plants like eucalyptus, pine and rubber tree produce substances such as rubber and resin. These products are _________ for these plants. (A) Stored food (B) Toxic wastes (C) Water reserve (D) Nutrients 50. Select the correct pair. (A) Vitamin C – Goitre (B) Vitamin A – Rickets (C) Vitamin D – Anaemia (D) Vitamin B1 – Beriberi SPACE FOR ROUGH WORK Class 6 15th Set B Year 2012 15th NSO - SET B 1 mental ability 1. The traffic lights at three different road crossings change after every 72 seconds, 108 seconds and 132 seconds respectively. If they change simultaneously at 7 a.m., then the time they will change again simultaneously is ______. (A) 7:39 am (B) 7:39:36 am (C) 7:36:39 am (D) 7:36 am 2. There is an amount of ` a with Rishab. He gave ` 30 to his father and distributed the remaining amount equally among 'n' children of his colony. The share of each child is ______. a 30 (C) ` (a − 30) 1 (A) ` − 30 (B) ` a − (D) None of these n n n 3. The fraction of shaded part of the given figure is ______. 7 (A) 2 (B) 5 10 1 2 (C) (D) 2 3 4. Namita faced South-West after she turned 225° clockwise. The direction she was facing at the start is ______. (A) North (B) North-West (C) East (D) North-East 5. Which of the following numbers is divisible by 6 ? (A) 550690 (B) 80356 (C) 728931 (D) 656364 6. If six friends are sitting around a circular table at equal distance from each other. Garima is sitting second right of Latika who is exactly opposite to Megha. Megha is on immediate left of Beena, who is exactly opposite to Priya. Amita is also sitting at the table, then the person sitting between Latika and Garima is ______. (A) Priya (B) Amita (C) Beena (D) Megha 7. The missing number in the adjoining number pattern is _____. ? 48 48 (A) 64 16 16 16 (B) 80 8 8 8 8 (C) 96 8 8 8 8 8 (D) 192 8. While preparing an article about travel for the school newspaper, Kanika found the given graph of the activities of travellers in the United States for a certain year. Based on the information given in the graph, which statement is correct? (A) More travellers went shopping than to all other events combined. (B) More travellers went to cultural events/festivals than to historical sites/museums. (C) More travellers went to beaches than to national/state parks and sport events combined. (D) More travellers went shopping than to theme/amusement parks and sports events combined. 15th NSO - SET B 2 9. Simplify the given expression: 12 ÷ 3{– 4 + 8{– 3 + 2(– 7 + 10) + 3 × (8 – 2)} –1} (A) 46 (B) 652 (C) 42 (D) None of these 10. Look at the given image carefully and answer the question. Number of letters that have at least one line of symmetry is _____. (A) 1 (B) 2 (C) 3 (D) 4 2 11. Meetu saved 2 times as much money as Sanchi. If Meetu used 1/3 of her savings to buy a 5 handbag, then the new ratio of Meetu's savings to their total savings is _____. (A) 5 : 13 (B) 8 : 13 (C) 8 : 17 (D) 8 : 5 12. Which of the following statements is INCORRECT ? (A) Two distinct lines meeting at a point are called intersecting lines. (B) Two lines in a plane are said to be parallel if they do not meet. (C) A reflex angle is shorter than a straight angle. (D) One full turn of the hand is one revolution. 13. The given figure is formed by 5 identical 4 cm squares. The perimeter of the whole figure is _____. (A) 100 cm (B) 48 cm (C) 64 cm (D) 76 cm 14. The best estimation for 92.3 ÷ 3 is ______. (A) 30 (B) 31 (C) 32 (D) 33 15. In the given question there is a definite relationship between figures P and Q. Establish a similar relationship between figures R and S by selecting a suitable figure from the options that would replace the question mark (?) in fig. (S). Problem Figures (A) (B) (C) (D) science 16. Two identical metal balls A and B moving in opposite directions hit each other at point X as shown in the figure. Changes are most likely to be appear in their A X B 1. Shapes 2. Speeds 3. Directions 4. Volumes (A) 1 and 3 only (B) 2 and 3 only (C) 2 and 4 only (D) 1, 2 and 3 only 17. Study the set-up given here. Which of the following options shows the correct shape of the shadow formed on the screen ? (A) (B) (C) (D) 18. Magnets lose their properties if (A) Left in the open (B) Heated strongly (C) Dropped from a height (D) Both (B) and (C) 15th NSO - SET B 3 19. In which of the following arrangements of electrical circuits will the bulb(s) be the brightest, assuming that all the bulbs and dry cells are identical? (A) (C) (D) (B) 20. Shaving blades are usually made of steel. They will be ________. (A) Attracted by a magnet (B) Repelled by a magnet (C) Attracted only by natural magnets (D) Unaffected by magnets 21. The surfaces which cannot produce clear images are called ________. (A) Rough surfaces (B) Ideal surfaces (C) Smooth surfaces (D) Curved surfaces 22. The graph shows the length of a spring when different weights are hung from it. The spring extends by _____ when an 80 g weight is hung from it. (A) 4 cm (B) 6 cm (C) 8 cm (D) 10 cm 23. Most of the electricity carrying wires near highways do not have a plastic covering like the wires used for domestic purposes. But there is no substantial loss of energy because (A) Air is a bad insulator of electricity (B) Air is a bad conductor of electricity (C) Electricity flows very fast near highways (D) Both (B) and (C) 24. Sanjay uses a spring balance to pull a wooden block over a tiled floor. Which of the following factors will affect the amount of force Wooden block needed to pull the wooden block? (1) The mass of the spring balance Spring balance (2) The mass of the wooden block (3) The surface of the tiled floor (4) The surface of the wooden block that comes in contact with the tiled floor (A) 1 and 4 only (B) 2 and 3 only (C) 2, 3 and 4 only (D) 1, 2, 3 and 4 25. All stars appear to move from (A) East to West (B) West to East (C) North to South (D) South to North Metal tray 26. A metal tray was used to cover a beaker of boiled water as shown in the diagram. The beaker and metal tray were then removed from Water the tripod stand and left on the table. After two minutes, which of the following can be observed? Bunsen burner (A) (B) (C) (D) 27. Change P : Coconut oil in winter solidifies. When we leave it in the sunlight, it liquifies again. Change Q : In winters, when iron gate of park is exposed to moist air, it gets rusted. What type of changes are P and Q? (A) P – Chemical change, Q – Reversible change (B) P – Physical change, Q – Chemical change (C) P – Chemical change, Q – Physical change (D) P – Reversible change, Q – Physical change 15th NSO - SET B 4 28. Smriti took four beakers containing equal amount of water. She wanted to check solubility of some solids like sugar, salt, chalk powder and saw dust. She added the solids to each beaker, stirred the contents with a stirrer and waited for some time. What did she observe? (A) Sugar and chalk powder are soluble in water while salt and saw dust are insoluble. (B) Sugar, salt and chalk powder are soluble in water while saw dust is insoluble. (C) Sugar, salt, chalk powder and saw dust are soluble in water. (D) Sugar and salt are soluble in water while chalk powder and saw dust are insoluble. 29. To separate constituents of a mixture, Jaya adopted the following method. Evaporation Mixture Filtration Solution Solid Solid What could be the composition of the mixture? (A) Water + Sugar + Salt (B) Water + Sand + Saw dust (C) Water + Chalk powder + Saw dust (D) Water + Saw dust + Sugar 30. Ranjan placed four different materials M, N, O and P of equal length into a shallow dish containing 180 mL of water with some black dye added into it. The shaded portion shows the amount of coloured water absorbed by the materials. Which one of the following conclusions about the materials is correct ? Best absorbent Least absorbent (A) P O (B) O N (C) M N (D) O P 31. Vijay conducted an experiment to compare the heat conductivity of four different materials P, Q, R and S. Thumbtacks were fixed with wax on each material and then the materials were stacked on top of each other as shown in the diagram. Vijay recorded his results in the table as given below. Material P Material Time taken for Material Q thumbtacks to Material R Material S Thumbtack drop (minutes) P 5 Wax Q 6 Support R 2 Candle S 4 What can be inferred from his experiment? (A) Material R is a better conductor of heat than material S. (B) Material S is a better conductor of heat than material R. (C) Material Q is a better conductor of heat than material P. (D) Material P, Q, R and S are equally good conductors of heat. 15th NSO - SET B 5 32. The table below shows the properties of four substances K, L, M and N. Substance Colour Taste Magnetic Dissolves in water K White Salty No Yes L Blue Sweet No No M White Sweet No Yes N Black Metallic Yes No Which two substances would be most difficult to separate when mixed in water? (A) K and L (B) K and M (C) L and M (D) M and N 33. Study the given diagram carefully and choose the correct option. (A) X – Solid, Y – Liquid, R – Heating (B) Y – Gas, Z – Liquid, T – Heating (C) X – Solid, Z – Gas, P – Freezing (D) Y – Gas, X – Liquid, Q – Cooling 34. The given table shows the properties of four items. Which of the items is correctly Items Occupies Definite Definite Can be described? space shape volume compressed (A) Sponge Sponge × × × (B) Clay ball Clay ball × (C) Oxygen Oxygen × × (D) Cough syrup Cough syrup × × 35. Rohan described a seed as follows: (i) It has a fibrous covering that makes it unwettable. (ii) It is large in size but is comparatively light in weight. (iii) It is obtained from plants that are extensively found along sea shores. Which of the following means of seed dispersal would most likely help in its dispersal? (A) Wind (B) Water (C) Explosion (D) Animals 36. Aparna is a doctor. She maintains records of her patients. Patients's name Disease A page of her record book is shown here. Sohan Anaemia Which patients can make her diseased? Gaurav Ringworm (A) Sohan and Gaurav (B) Ria and Mitali Mitali Obesity (C) Gaurav and Ria (D) Sohan, Gaurav, Mitali and Ria Ria Measles 37. Read the following statements. (i) I am present in air. (ii) I enter your lungs when you breathe in. (iii) Your body needs me to produce energy. These statements are regarding ______. (A) Carbon dioxide (B) Nitrogen (C) Hydrogen (D) Oxygen 38. Which of the following characteristics is correct about the given animals? (A) They have very delicate bodies. (B) They can retract their bodies into their shells when disturbed. (C) They live in empty shells of other animals. (D) They all are aquatic animals. 15th NSO - SET B 6 39. Saurabh's mother called him for dinner. She prepared his thali as shown in the given figure. Which essential nutrient is significantly absent in his dinner thali? (A) Proteins (B) Carbohydrates (C) Fats (D) Vitamins 40. Which of the following children have negative approach towards conservation of wildlife? (A) Meenu and Sakshi (B) Sakshi and Harsh (C) Meenu and Harsh (D) Meenu, Sakshi and Harsh 41. Foods like meat, fish, vegetable, etc., can be stored for a longer period in a freezer because ____. (A) Microorganisms are unable to respire in cold environment. (B) Microogranisms present in food die at low temperature. (C) Microorganisms present in food cannot grow and reproduce at low temperature. (D) All of these 42. The given statements summarize the process of digestion but are not given in correct sequence. Arrange them in sequence and select the correct option. P. Absorption of water Q. Churning of food and addition of digestive juices R. Mixing with saliva S. Complete digestion of food and absorption of nutrients T. Explusion of faeces (A) R → Q → S → P → T (B) R → S → Q → P → T (C) R → Q → P → S → T (D) R → P → Q → S → T 43. The given figure shows plant parts labelled as P, Q, R and S. Which of the following options correctly list the plants in which P labelled part is edible? R (A) P – Sugarcane, Potato, Sweet potato Q (B) Q – Maize, Cauliflower, Cabbage (C) R – Rajma, Soyabean, Pea S (D) S – Ginger, Carrot, Onion 44. Petrol is refined from the crude oil obtained from oil wells. Besides petrol, crude oil can also give _______ . (A) Kerosene (B) Wax (C) LPG (D) All of these 45. Jahnvi made paste of two food items P and Q each and put them in two test tubes. She added dilute iodine solution to food item P, while copper sulphate solution and caustic soda to food item Q. She observes that P turned blue-black and Q turned purple. Which of the following is correct regarding this? (A) Q is a starch rich food. (B) P is a protein rich food. (C) Q is a fat rich food. (D) P is a starch rich food. 15th NSO - SET B 7 46. Refer the given flowchart and select the correct option. (A) X – Flax, Y – Silk (B) W – Cotton, Y – Silk (C) W – Flax, Z – Wool (D) X – Jute, Z – Wool 47. Shruti took a white carnation flower and split its stalk halfway along the length and arranged a setup as shown in the given figure. After some time, she observed that half of the petals turned blue and half turned red. A section through stem also showed blue and red coloured areas. What can she infer from this experiment? White carnation (A) Stem conducts water to all plant parts. (B) Stem has localized structures for conduction of water. Red- Blue- (C) Stem conducts solutes alongwith water. coloured coloured (D) All of these water water 48. Refer the given figure and select the correct option. X (A) X type of joint shows no movement at all. (B) Y type of joint is also present in our elbow. (C) X type of joint is also found in between vertebrae. Y (D) Both (A) and (B) 49. Read the given statements and select the correct option. Statement 1 : Trees growing on high altitudes like mountains have needle-like leaves. Statement 2 : High altitudes are cool regions as temperature decreases with increasing altitude. (A) Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1. (B) Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1. (C) Statement 1 is true but statement 2 is false. (D) Statement 1 is false but statement 2 is true. 50. Which of the following statements is incorrect? (A) Heat moves from hotter regions to colder regions. (B) Woollen clothes block the flow of heat from our body to the surroundings. (C) Woollen clothes block the flow of heat from the surroundings to our body. (D) Blocking the flow of heat with layers of insulating material could prevent ice from melting. SPACE FOR ROUGH WORK Class 6 16th Set A Year 2013 Mental Ability 1. Which of the following statements is false? 2.25 Step-I : Let 3 − 1.6 − 3.2 − 3.2 + = 0.65. A. If a number is divisible by 2 and 3 both, then it x is divisible by 6 also. 2.25 B. A number with 3 or more digits is divisible by 4 Step-II : 3 − 1.6 − 3.2 − 3.2 − = 0.65 x if the number formed by its last two digits (i.e., ones & tens) is divisible by 4. 2.25 Step-III : 3 − 1.6 + = 0.65 C. If the sum of the digits of a number is divisible x by 9, then the number itself is divisible by 9. 2.25 D. If a number is divisible by 1 and 3 both, then it Step-IV : 3 − 1.6 + = 0.65 x is not divisible by 6. 2.25 Step-V : = 1.4 − 0.65 2. Which of the following is the missing number? x 2.25 A. 2 Step-VI : x = =3 0.75 8 2 4 6 6 7 5 B. 4 A. Only step-IV 3 8 2 4 6 6 7 B. Only step-II C. 6 1 3 8 ? 4 4 6 C. Both step-I & IV D. Only step-VI D. 5 6. The greatest number which on dividing 1657 and 3. Which shaded part best illustrates P + Q ? 2037 leaves remainders 6 and 5 respectively, is A. 123 0 P 1 Q 2 B. 127 C. 235 A. D. 305 7. Beena was facing the bookstore at the beginning. B. She turned anticlockwise to face north-west. What angle did she turn through? North C. A. 45º B. 135º Bookstore D. C. 225º D. 230º 4. If all the vowels are removed from the series given below, which is the ninth to right of twelfth letter 8. Which of the following statements is true (figures from right end? not drawn to scale) ? Q E E E F E B U LAM C D I PQ O R R RAPPW I A. R B. W C. I D. P 5. Select the wrong step in the steps of solving the A. Area (Rectangle P) > Area (Rectangle Q) equation below. B. Area (Rectangle P) = Area (Rectangle Q) If 3 – [1.6 – {3.2 – (3.2 + 2.25 ÷ x)}] = 0.65, then C. Perimeter (Rectangle P) < Perimeter (Rectangle Q) the value of x is D. Perimeter (Rectangle P) = Perimeter (Rectangle Q) 16th NSO - SET A 2 9. Ratio of the number 13. Three friends played a game. of cubes in figure I to Garima : My number is the least common multiple figure II is of second and third multiple of 3. A. 19 : 21 Latika : My number is first odd prime number. B. 19 : 23 Rinki : My number is H.C.F of Latika's & Garima's C. 18 : 22 number. D. 19 : 22 What is the Rinki's number? A. 18 B. 6 10. Which is the next figure? C. 3 D. 1 14. Find the value of P and Q respectively. A. B. A. 5, 7 3. P 0 C. D. B. 7, 5 Q – 1. 4 C. 4, 2 1. Q 6 11. If represents the NATURAL NUMBERS, D. 2, 4 represents the WHOLE NUMBERS, represents the ZERO, represents the NEGATIVE NUMBERS, 15. Which of the following options is the mirror image of represents the INTEGERS, then which diagram figure (X)? best represents the number system. A. B. C. D. 12. Which squares must be shaded so that the figure has O A X O A X dotted line as a line of symmetry? A. O M A B. O M A N L P N L P A. R and S O A X O A X B. Q and R C. P and Q C. O M A D. O M A D. S and Q N L P N L P Science 16. A simple pendulum oscillates between point P and Q X Y Z as shown in figure and its time period is T. If time A. Switch Cell Bulb taken to go from R to Q is t, which of the following B. Bulb Switch Cell relation is correct? C. Cell Bulb Switch A. t = T D. Cell Switch Bulb T B. t= 18. A circular disk with a stick moving about its axis 2 through the centre is shown in the figure. T C. t= Which of the following type of motion is described 4 by the stick? T D. t= A. Rotatory motion 8 B. Periodic motion 17. Identify the symbols of electrical components used C. Rectilinear motion in the construction of the given circuit. D. Circular motion 16th NSO - SET A 3 19. A small plotting compass is placed between two (iii) A ray of light is the path along which light strong magnets. The tip of the arrow represents the travels. N-pole of the compass. What is the polarity of the (iv) Translucent bodies do not form shadow. end P of the right hand side magnet? A. (ii) and (iii) B. (i) and (iv) C. (ii) and (iv) D. (i) and (iii) 24. A small compass is placed beside the middle of a bar magnet. A. South B. North C. East D. West 20. Which of the following statements are correct? In which direction will the compass needle point? (i) Milky Way is a spiral-shaped galaxy. A. B. (ii) Planet Venus has 63 Moons. (iii) Satellites are small heavenly bodies that revolve C. D. around the Sun. (iv) One revolution of the Earth is completed in 25. Kamya has a material X whose molecules are separated 1 by large distances or spaces. about 365 days. This time period is called a 4 Nidhi has a material Y which takes the shape of its solar year. container. A. (i) and (iv) B. (ii) and (iii) Gagan has a material Z which has no definite C. (i) and (ii) D. (iii) and (iv) volume. 21. In case of three plane mirrors meeting at a point Which of the three materials is/are in gaseous to form a corner of a cube, if incident light suffers state? one reflection on each other A. X A. The emergent ray is antiparallel to incident one B. Y B. The emergent ray is perpendicular to incident one C. Both X and Y C. The incident ray can not emerge D. Both X and Z D. None of these 26. Identify X and Y in the given Venn diagram. 22. Amit rolled a small steel ball at edge A of the glass A. X is wood. bowl as shown in the figure. Which of the following B. Y is glass. Lustrous X Hard Y Transparent statement is true about the situation if there is no friction C. X is iron. between the surfaces of the ball and the bowl? D. Both B and C 27. The diagrams below show the arrangement of molecules in three different states of matter. A. The ball will roll out of the glass bowl near edge B. B. It will keep moving between point A and B and will never stop. C. It will not move at all since friction is required I II III for movement. If you could see the molecules in drinking water, D. It will stop at centre point C. which would they look like most? 23. Which of the following statements is/are true? A. I (i) Moon is a luminous body. B. II (ii) An object which does not emit light is called C. III a non-luminous. D. All of the above 16th NSO - SET A 4 28. Naina loves wood working. She spent time carving 33. Refer the given three plants P, Q and R. a statue, sanding it smooth and painting it. What type of changes occurred to the wood? A. Reversible change B. Irreversible change C. Undesirable change D. Periodic change 29. Given figure shows various changes in the states of P Q R Which of the following is a suitable statement for matter. the given plants? A. P and R produce food, while Q does not B. P and Q produce oxygen, while R does not C. P is a shrub, Q is a herb, while R is a tree D. Leaves of P and Q show parallel venation, while that of R shows reticulate venation 34. Which of the following shows the incorrect match Which of the following processes occur on of signs and symptoms of the respective diseases? cooling? A. 1 and R Signs/Symptoms Diseases B. 2 and P A. Stunted growth, – Marasmus weakness, mental retardation C. 3 and P B. Pale skin, laziness, – Anaemia D. 2 and Q weakness 30. Observe the given figures carefully. C. Bleeding gums, wounds – Scurvy take time to heal D. Brittle bones, bow shaped – Rickets legs in children 35. Process X Process Y Identify X and Y respectively. A. Decantation, Sieving B. Sieving, Decantation (a) (b) C. Winnowing, Threshing Which of the following statements is correct for the D. Threshing, Winnowing models shown in given figure? A. 'a' shows the functioning of hinge joint while 'b' 31. When a block of ice is dropped gently into a glass of shows the functioning of ball and socket joint. juice, the liquid level in the glass rises. We can conclude B. 'a' is present in shoulder, while 'b' is seen in from this observation that the block of ice _______. elbow. A. Occupies space C. 'a' shows the functioning of pivot joint, while 'b' B. Has a fixed mass shows the functioning of gliding joint. C. Can be compressed D. 'a' is present in forearm while 'b' is seen in neck. D. Has a definite shape 36. Which of the following statements is correct regarding 32. Which of the following is an example of reversible atmosphere? change? A. Wind blows, clouds build up and weather changes A. Dissolving salt in water for gargle. take place in stratosphere. B. A glass falls from the table and shatters on the B. The ozone layer, which acts as huge shield, ground. protecting us from the harmful ultraviolet rays of C. Burning a piece of paper in fire. the Sun lies in the thermosphere. D. Baking a birthday cake for your mother. 16th NSO - SET A 5 C. Stratosphere is a clear, cloudless layer where the (i) Both are light and reproduce by spores. stars shine and aeroplanes fly. (ii) Both are dispersed by wind. D. Exosphere is very thin and very hot layer and has (iii) Both will grow to form flowering plants. electrically charged particles which help radios to work. (iv) Both have fine long hairs and wings around them. A. (i), (ii) and (iii) 37. Mr. Deepak wanted to boil some water. He took B. (ii) and (iii) some water in an electronic kettle, plugged it and C. (ii) only switched it on. After some time, the water began to D. (i), (ii), (iii) and (iv) boil and he heard the lid of the kettle rattling. Which of the following shows the most correct 41. conversion of energy that has taken place? A. Electrical energy + Light energy → Sound energy + Kinetic energy B. Electrical energy + Heat energy → Sound energy + Kinetic energy C. Mechanical energy + Light energy → Sound energy + Heat energy D. Mechanical energy + Electrical energy → Sound energy + Light energy 38. The given graph shows the temperature of a beaker Which of the following is correct for the part of water as it is subjected to variables treatments. labelled X? A. It cuts the food into smaller pieces. B. It contracts and relaxes and mix the food with enzymes. C. It helps to create an acidic medium for the gastric enzymes to act. D. It contracts and relaxes to move food down the Which of the following is correct for given graph? alimentary canal. A. At point S, the amount of water will start decreasing. 42. B. At point Q, water is freezing to form ice cubes. C. At point R, the water was changing into steam. D. At point P ice cubes were added to the beaker of water. 39. Which of the following is an incorrect match? The given food items shown in the figure are rich A. Dormant volcano – Mt Kea in Hawaiian Island in nutrient X. B. Active Volcano – Mt Etna of Italy Read the given statements regarding X. C. Extinct Volcano – Mt Popa in Myanmar (i) 1 gram of X gives 4 calories of energy. D. Hurricane – Strong tropical storm (ii) It helps in protecting our body against called in Japan diseases. 40. (iii) Deficiency of X results in diseases such as kwashiorkor and marasmus. (iv) Test for X is done using Benedict's solution. Which of the above given statements are correct? A. (i) and (iv) B. (i), (iii) and (iv) Which of the following statements is/are correct for C. (ii) and (iii) the given figures? D. (i) and (ii) 16th NSO - SET A 6 43. If P represents the fibre and Q represents the fabric, (vi) They have eyes in front of their faces. find out the correct order in which Q is made from Select the option that correctly categorises the given P. adaptations for predator and prey animals. A. P, Weaving, Spinning, Obtained from source, Yarn, Preys Predators Q A. (i), (ii), (vi) (iii), (iv), (v) B. P, Obtained from source, Spinning, Weaving, Yarn, B. (ii), (v) (i), (iii), (iv), (vi) Q C. (ii), (iv), (v) (i), (iii), (vi) C. P, Obtained from source, Spinning, Yarn, Weaving, D. (iii), (v), (vi) (i), (ii), (iv) Q D. None of the above. 45. The given figure shows a bone with a part labelled as 'X'. Select the correct statement regarding 'X'. 44. Read the following adaptations of animals for grassland habitat. A. Blood cells are formed in 'X'. (i) They have strong claws that can be withdrawn B. 'X' is the flexible tissue in the hollow inside their toes. interior of bones. 'X' (ii) They have eyes on the side of their heads. C. Leukemia is a type of cancer of the (iii) They are light brown in colour. blood that generally starts in 'X'. (iv) They have strong flat hind teeth for chewing. D. All of the above. (v) They move in herds. Achievers Section 46. The given graph shows the change in temperature amount of water left in each of the four beakers. of the water kept in two metal cans X and Y. Can Which of the following is the correct observation Y is covered with cotton wool. of Ali? What is the difference A. Maximum amount of water is left in beaker S, followed by beakers R, P and Q. between the temperatures B. Minimum amount of water is left in beaker S, of the water in both cans followed by beakers R, P and Q. at 4 minutes? C. Maximum amount of water is left in beaker Q, A. 5 °C followed by beakers P, R and S. D. Minimum amount of water is left in beaker Q, B. 10 °C followed by beakers S, R and P. C. 15 °C D. 20 °C 49. Refer the given figure of different parts of a typical flower and select the correct statements regarding 47. Ritika mixed lemon juice with water to prepare it. lemonade. She added ice to cool it. After adding P a few spoons of sugar to this solution, she found that _______ sugar can be dissolved. The solution is V now said to be _______. This is because ________ Q T amount of sugar dissolves in water on ________. A. More, pure, high, heating S B. Less, saturated, low, heating C. Large, impure, more, cooling R U (i) After pollination, 'S' swells up and changes into D. No more, saturated, less, cooling a fruit and 'R' changes into a seed. 48. Ali took four beakers P, Q, R and S and poured (ii) 'P' contains pollen grains. equal amounts of water in each of them. He soaks (iii) The pollen grains are transferred from 'Q' to 'P' in same-sized piece of fabrics of cotton, wool, silk and self pollination. polyester in beakers P, Q, R and S respectively and (iv) 'U' is brightly coloured and scented to attract insects kept them for five minutes. Now he removed all the fabric pieces from the beakers and measured the that help in reproduction. 16th NSO - SET A 7 (v) Different flowers have 'T' of different colours. Read the given passage and answer the following (vi) 'P', 'V' and 'S' form the innermost part of a flower questions. called pistil. a. What name is given to such feature of organism A. (i), (ii), (iv) and (vi) to temporarily change to overcome changed B. (i), (iii), (v) and (vi) conditions? C. (ii) and (v) b. Select an another example of such feature. D. (iii), (iv) and (vi) a b A. Adaptation Thick layer of fur in polar 50. People living on plains when go to high mountain bear regions, experiences breathless and nauseated. This B. Acclimatization Change in skin colour due to happens because mountains at a high altitude has climate low level of oxygen in the atmosphere. Therefore, C. Acclimatization Bending of plants towards they have to breathe faster. After some days, they sunlight temporarily change to adjust to the new changed D. Adaptation Streamlined body of birds conditions. SPACE FOR ROUGH WORK Class 6 16th Set B Year 2013 Mental Ability 1. Arrange the given Roman Numerals in ascending 7. Fill in the blanks with appropriate option. order. Change the sign of each term of the expression to LI, XCIX, XC, LXXII be _______ and _______ it to the expression from A. LI, LXXII, XC, XCIX which _______ is to be made. B. LXXII, XC, XCIX, LI A. Subtracted, add, addition C. XCIX, XC, LXXII, LI B. Subtracted, add, subtraction D. XCIX, LXXII, XC, LI C. Add, add, subtraction D. Add, add, addition 2. Which of the following properties is INCORRECT? A. The LCM of two co-primes is equal to their 8. X and Y both are kids of Z. If Z is the father of X product. but Y is not the son of Z. How Y and Z are related to each other? B. The HCF of two co-primes is not defined. C. The HCF of a group of numbers is always a factor A. Daughter and Father of their LCM. B. Sister and Brother D. The LCM of a group of numbers is not less than C. Niece and Uncle any of the given numbers. D. Niece and Maternal uncle 3. Find the missing number. 9. A rhombus is symmetrical about 1 5 A. The line joining the midpoints of its opposite side. 6 3 4 1 15 5 6 4 B. Each of its diagonals. ? C. Perpendicular bisector of each of its sides. D. None of these 16 8 9 7 10. Study the following information carefully and answer A. 5 B. 6 the question given below. C. 4 D. 3 M, N, P, R, T, W, F and H are sitting around a circle 4. The given number line is represented by which of the facing the centre, P is third to the left of M and second following statements? to the right of T. N is second to the right of P. R is second to the right of W, who is second to the right of M. F is not an immediate neighbour of P. In which of the following is the first person sitting in between the second and the third person? A. +3 – 8 B. +3 + 8 A. NHM B. PHN C. +3 – 5 D. +3 + 5 C. TRP D. TWF 5. If all the squared numbers, and those numbers, the 11. One full revolution of the hand of a clock is a complete sum of whose digits is 9 from 4 to 64 are removed, angle of 360º. Where will the hand of a clock stop if then how many numbers will remain? 3 A. 49 B. 55 it starts at 6 and make of a revolution clockwise 4 1 C. 50 D. 51 and again of a revolution anticlockwise ? 2 1 2 4 1 1 3 A. At 3 B. At 9 −1 − + − + + 6. The value of 2 3 5 3 5 4 is C. At 12 D. At 6 1 2 4 1 1 4 + − + − − 2 3 3 3 5 5 12. The value of 2.002 + 7.9{2.8 – 6.3(3.6 – 1.5) + 15.6} = 3 −10 A. 2.002 A. − B. 10 3 B. 42.845 C. – 2 D. 9 C. 40.843 10 D. 4.2845 16th NSO - SET B 2 13. There is a definite relationship between figure (i) and 14. Identify the images and put in the sequence as (ii). Establish the same relationship between figures "Triangular prism, Triangular pyramid, Square pyramid (iii) and (iv) by selecting a suitable figure from the and Square prism". options given below. A. R, P, S, Q B. P, Q, R, S C. P, R, S, Q D. S, R, P, Q A. B. 15. A square of area 36 cm2 has the same perimeter as that of an equilateral triangle. What is the length of the side of an equilateral triangle ? C. D. A. 6 cm B. 9 cm C. 8 cm D. 3 cm Science 16. A ball is rolling down on an inclined plane as shown in the figure. Which type of motion, the ball is Hammer undergoing? A. Circular and linear B. Periodic and rotational Nail C. Rotational and linear D. Translatory only A. The load is much near to the fulcrum than the effort. 17. If a piece of metal was thought to be a magnet, B. The lever changes the direction of the force. which one of the following observations would offer C. We use larger force to pull out the nail with hammer conclusive evidence? as compared to pulling it out directly without using A. It attracts a known magnet. the hammer. B. It repels a known magnet. D. The pulling action is changed to the vertical lifting action on the nail. C. It attracts a steel screw driver. D. None of these 21. Match the following using the most convenient unit used to express the area of various sizes as given 18. A bird flying high up in air does not cast shadow on below. the ground because Column-I Column-II A. The size of bird is much smaller than sun (a) One rupee coin 1. m2 B. The size of bird is smaller than earth (b) Cricket field 2. Hectare C. Light rays fall almost normally on the bird (c) Paddy field 3. km2 D. Both A and C (d) Country 4. cm2 A. a-2, b-4, c-1, d-3 19. Four bulbs P, Q, R and S are connected in a circuit B. a-4, b-1, c-2, d-3 as shown in the figure. If bulb P fuses, then which C. a-3, b-4, c-1, d-2 of the other bulbs will remain lit? P Q D. a-1, b-2, c-3, d-4 A. R only R 22. There is some water in a beaker placed on the pan B. R and S of spring balance. If we dip our finger in this water C. Q, R and S without touching the bottom of the beaker the reading S of spring balance will D. S only A. Increase 20. Which of the following statements is true about using B. Decrease a hammer as a lever to pull a nail out of a piece of C. Remain same wood? D. Some time increase and some time decrease 16th NSO - SET B 3 23. Neha observed the length and direction of shadows 26. Ravi wrote two terms 'X ' and 'Y' about a solution. formed at different times of the day. She illustrated 'X ' means 'no more will dissolve'. her observation through the given figure. 'Y' means 'how much will dissolve'. Identify the terms X and Y respectively. A. Insoluble, Amount B. Saturated, Solubility C. Solubility, Volume D. Insolubility, Saturated Based on the shadows formed, rank the shadows 27. Heat from the Sun changes water from liquid to gas. according to the time these appeared. This change of state is called ______. P Q R S T A. Evaporation A. 10 am 12 pm 2 pm 6 am 5 pm B. Saturation B. 5 pm 12 pm 6 am 2 pm 10 am C. Distillation C. 12 pm 5 pm 2 pm 60 am 10 am D. Condensation D. 6 am 2 pm 12 pm 5 pm 10 am 28. Diagrams I, II and III illustrate the particles of three 24. The diagram below shows a gear system that involves unknown substances at room temperature. the use of chains like in the bicycle. Arrows are drawn to show the direction in which each of the gears will turn. Which among the following arrow(s) is/are wrongly marked? I II III Which set of substances best illustrates the given diagrams? I II III A. Copper Helium Mercury A. 2 only B. Helium Copper Mercury B. 1 and 4 only C. Helium Mercury Copper C. 4 only D. Mercury Helium Copper D. 2 and 3 only 29. Sumant, Raman and Neha mixed few liquids with 25. There are two containers P and Q of different shapes water and recorded their observation in the following as shown in the figures. Geeta filled container P with table : 100 mL of water and then poured all the water from × – Not mixed well container P into container Q. – Mixed well Which of the following changes she observed in Sumant Raman Neha container Q? Vinegar × Orange juice Coconut oil × × × Cold drink 1. Change in shape of water. Kerosene × 2. Increase in mass of water. Which of them recorded all the observations 3. Change in level of water. correctly? 4. Increase in volume of water. A. 1 only A. Raman B. 2 only B. Sumant C. 2 and 4 C. Neha D. 1 and 3 D. None of these 16th NSO - SET B 4 30. Study the shown change carefully. Identify them and select the correct option. (i) (ii) (iii) (iv) A. Asparagus Ginger Potato Cinnamon B. Basil Ginger Turmeric Fenugreek C. Asparagus Ginger Turmeric Cinnamon D. Basil Carrot Sugarcane Fenugreek 34. Alina wants to carry out a fair test to find out how fast water can pass through four different kinds of Which of the following is true as a substance changes soil (P, Q, R and S). She sets up an experiment as from state I to II? shown in the given figure. She uses a stopwatch to A. Temperature rises measure the time taken for the water to pass through B. Energy is released each kind of soil. C. Decrease in arrangement of particles D. Decrease in particle energy 31. Study the flowchart carefully. She records her findings in the table given below: Which of the following is correct? Kind of soil P Q R S P Q Time taken (seconds) 45 15 30 20 A. Reversible changes; Reversible changes B. Irreversible changes; Reversible changes Based on Alina's results, identify the soil types P, Q, R and S. C. Irreversible changes; Irreversible changes D. Reversible changes; Irreversible changes P Q R S A. Gravel Sand Loam Clay 32. Nancy noticed that her coin collection had begun to B. Sand Loam Gravel Clay tarnish. Some of the metals in the coins had begun to change colour. The formation of tarnish is most C. Clay Gravel Loam Sand similar to which of the following changes? D. Sand Gravel Clay Loam A. Dropping a dinner plate on the floor. 35. B. Melting ice cubes in a glass of juice. C. Cutting coloured paper into different shapes. D. Burning a log of wood to ashes in a fireplace. 33. Plants Edible Parts of Plants (i) Spinach, Lettuce, Basil, – Leaves Asparagus P Q R (ii) Ginger, Carrot, Radish, – Roots Which of the following is an incorrect statement Turnip regarding the above given animals? (iii) Turmeric, Potato, Ginger, – Stems A. P a n d R a r e o m n i v o r e s , w h i l e Q i s a Sugarcane herbivore. (iv) Sesame, Fenugreek, – Seeds Cinnamon, Rice B. P and Q are herbivores, while R is an omnivore. The above sets (i), (ii), (iii) and (iv) are formed on C. P, Q and R are carnivores. the basis of the parts of plants that are eaten; however D. All of these. one of the examples in each set is incorrectly grouped. 16th NSO - SET B 5 36. Read the given statements and select the correct B. When the load is in between the fulcrum and the option. effort, it is a second-class lever. Statement-1 : Clothes made from natural fibres C. Chemical changes are the changes which are temporary and can be easily reversed. are stronger than the clothes made from synthetic fibres. D. Fish, amphibians and reptiles breathe with the help of gills. Statement-2 : Cotton, wool and rayon are some of the important natural fibres. 41. Read the given passage. A. Both statements 1 and 2 are true and statement 2 Heat of the sun causes (i) of water from the surface is the correct explanation of statement 1. of the earth, oceans, lakes, rivers and other water B. Both statements 1 and 2 are true but statement 2 bodies. Water vapour is also continuously added to is not the correct explanation of statement 1. the atmosphere through (ii) from the surface of the C. Statement 1 is true and statement 2 is false. leaves. These vapours (iii) to form tiny droplets of D. Both statements 1 and 2 are false. water. These droplets floating in the air along with 37. He is known as 'Father of Green Revolution.' He the dust particles form (iv). produced a high yielding, disease resistant wheat Select the option that correctly fills the blanks in variety and was awarded Nobel Peace Prize in 1970 the above passage. because of his contributions to world peace by helping (i) (ii) (iii) (iv) to reduce scarcity of food. Who is he? A. Transpiration Condense Clouds Larger A. Dr Verghese Kurien droplets B. Hilaire de Chardonnet B. Transpiration Evaporation Condense Clouds C. Norman de Kazimodke C. Evaporation Transpiration Condense Clouds D. Norman Ernest Borlaug D. Condense Transpiration Evaporation Larger 38. Which of the following statements does not hold true droplets for the given plants? 42. Match Column-I with Column-II and select the correct option from the codes given below. Column-I Column-II (a) Oxygen (i) Condense into tiny drops (b) Nitrogen (ii) Does not support combustion (c) Carbon dioxide (iii) Formed by burning A. Roots are either absent or very poorly developed. of fuel B. Stomata are present only on the upper surface of (d) Smoke (iv) Constituent of leaves to facilitate gaseous exchange. fertilizers C. Body tissue has numerous air spaces. (e) Water vapour (v) Supports combustion D. Leaves either ribbon-like or highly divided to a b c d e prevent them from getting torn. A. (ii) (iv) (v) (iii) (i) 39. Select the incorrect match. B. (v) (iv) (iii) (ii) (i) C. (iv) (v) (ii) (iii) (i) A. Cerebrum – Controls our sense organs D. (v) (iv) (ii) (iii) (i) B. Cerebellum – Controls body movements and balance 43. Which one of the following is a correct pair of the C. Medulla – Controls memory and basic deficiency disease and its deficient nutrient? intelligence Deficiency disease Deficient nutrient D. Spinal cord – Controls reflex action A. Scurvy Vitamin D 40. Which one of the following statements is correct? B. Rickets Vitamin B3 A. Distilled water is the purest form of water and is C. Goitre Iron absolutely suitable for drinking purposes. D. Night blindness Vitamin A 16th NSO - SET B 6 44. Given graph shows certain changes in the populations 45. Fill up the blanks and select the correct option from of three organisms in a community over some years. the codes given below. In the community, organism X is a food producer, (a) The Sun has a thin layer of atmosphere around Y is a herbivore and Z is a predator. Which of the it which is called as (i) . following may have caused such changes? (b) The pull of gravity of the (ii) is less than that of the (iii) . (c) When the Moon comes between the Sun and the Earth, (iv) eclipse occurs. (d) The thickness of mantle of the Earth is about (v) kms. A. Z consumed Y until the whole population of (i) (ii) (iii) (iv) (v) organism Y wiped away. B. The population of organism Z grew as long as its A. Crust Earth Moon Solar 2900 food supply lasted and then started to decline. B. Corona Moon Earth Lunar 1200 C. The population of organism X increased with time C. Corona Moon Earth Solar 2900 due to a decline in the population of organism Y. D. Crust Earth Moon Lunar 1200 D. All of these Achievers Section 46. Fill in the blanks by choosing the correct option. following reaction: A mixture contains different substances P, Q and R. P CO2 + Water → → → Glucose + O2. is a liquid which is insoluble in water. Q particles are (From air) (From soil) small and soluble while R particles are small, heavy 48. Which of these sets of two different pots (P and Q) and insoluble in water. Substance P is separated from should one select to carry out a starch test in order to the mixture by _______. Substance R is separated from prove that insectivorous plants are photosynthetic? the mixture by _______. Substance Q is recovered Pot P Pot Q from water by _______. A. Plant covered within Plant covered A. Hand picking, magnetic separation, decantation netted container without within netted B. Decantation, filtration, evaporation insects container with C. Winnowing, decantation, filtration insects D. Sieving, hand picking, decantation B. Plant in sealed wooden Plant in sealed container glass container Direction (Q. 47 & 48) : Refer the given passage and C. Plant watered everyday Plant watered answer the following questions. every 3rd day In some plants, leaves get modified to perform different D. Plant with fertilizer Plant without functions. For example, in insectivorous plants such as pitcher fertilizer plant, the leaf is modified to form a pitcher for capturing 49. P insects. These plants have green leaves as well. They grow in regions where the soil is deficient in nitrogen. R Q 47. Which of the following statements is incorrect regarding this? A. Photosynthesis that occurs in the green leaves of S these plants, produces carbohydrates as their food source. Identify the parts labelled in the given figure, match B. Photosynthesis does not occur in these plants as them with their respective functions and select the they depend only upon insects for their food. correct option. C. To harvest nitrogen necessary for their growth and A. P – Anther – Transfer of pollen grains development, these plants trap insects and digest B. Q – Stigma – Receives pollen grains them. C. R – Style – Transfer of ovule D. Insectivorous plants prepare their food by the D. S – Ovary – Involved in fertilization 16th NSO - SET B 7 50. Aparna was boiling a pot of soup for dinner. The (I) Some water was added temperature change of the soup is as shown in graph. (II) Aparna stirred the soup What could have taken place at part CDE to have (III) Some salt were added to the soup. caused the temperature change? A. I only Temperature(°C) B. II only C. I and II only 100 B C E D. I and III only D A 0 Time(min) SPACE FOR ROUGH WORK Class 6 17th Set A Year 2014 17th NSO - SET A 2 logical reasoning 1. While going to his office P meets a man Q who is 6. If in a certain code, O is written as P, A as B, M as related to P, because P has R, a son, who is married N, S as T and so on, then how will COMPANIES be to T. T is the daughter of Q. T has a daughter A. written in that code? How is P related to A? A. DPNQBOJET A. Grandfather B. DPOQBPIES B. Grandmother C. DPNQBJOFT C. Uncle D. DPNQBOJFT D. Father-in-law 7. Select a pair of figures from the options which has 2. Count the number of unit cubes in the given solid. the same condition of placement of dots. A. 10 B. 15 C. 18 D. 22 (P) (Q) (R) (S) (T) A. P, Q 3. Find the CORRECT mirror image of the given B. Q, R figure. C. R, S D. S, T 8. A man walks northwards. After a while he turns Mirror towards his right and walks straight then he moved little further to his left. Finally, after walking a distance A. B. of one kilometre he turns to his left again. In which direction is he moving now? A. North C. D. B. South C. East 4. If the English alphabets are written in reverse order D. West after interchanging alphabets from 'C to M' with those from 'P to Z' respectively, which letter would 9. Which of the following figures will complete the be midway between F and T in the new order? given figure matrix? A. Z A. ? B. M C. N B. D. X C. 5. There is a definite relationship between figures (i) and D. (ii). Establish a similar relationship between figures (iii) and (iv) by selecting a suitable figure from the 10. A set of figures carrying certain characters is given. options which would replace the (?) in fig (iii). If the characters in each set follow a similar pattern, find the missing character. ? 15 18 21 (i) (ii) (iii) (iv) 90 75 108 90 ? 105 A. B. A. 78 B. 126 C. D. C. 140 D. 132 17th NSO - SET A 3 11. 583 is related to 295 in the same way as 488 is related 14. Count the number of triangles in the given figure. to _______. A. 26 A. 291 B. 497 B. 17 C. 487 C. 18 D. 581 D. None of these 12. Which of the following elements satisfies the Venn diagram given here? 15. A square sheet of paper is folded in a particular A. Judge, Thief, Criminal manner and punched in the manner shown. Select the B. Father, Mother, Parents figure amongst the options, that would most closely resemble the unfolded form of given sheet. C. Teacher, College, Student D. Polygons, Rectangles, Squares 13. Which of the following parts will complete the pattern in figure (X)? ? A. B. Figure (X) A. B. C. D. C. D. Science 16. Read the given statements and mark the correct C. When the surface area of the tyres in contact with option. the road increases. (i) A metal coin of 10 gram is heavier than a feather D. When there are more passengers in the car. of the same mass. 19. Which of the following iron cores has more strength (ii) The inertia of an object depends on the size of as compared to others? the object. (iii) When the mass of an object increases, the weight of the object always increases. A. A. (i) only B. (ii) and (iii) only C. (iii) only D. None of these B. 17. An image that is not produced by light rays coming from the image but is the result of your brain's interpretations of these light rays is called a/an ___. A. Real image B. Virtual image C. C. Imagined image D. None of these Iron core 18. In which of the following cases, the frictional force between the tyres of a car and the road increases? D. A. When the road is wet. B. When the speed of the car increases. Iron core 17th NSO - SET A 4 20. A card with the word BULB written on it, is placed B. Heat the magnet to become red hot, and allow it in front of a plane mirror, as shown in the figure. to cool in the north-south direction. C. Heat the magnet in boiling water, and allow it to Card Mirror cool in the north-south direction. D. Both A and B. BULB 25. Two students of Class VI have performed the same experiment 'Separation of Sugar' by different methods The image of the word BULB seen in the mirror is as shown below : A. BLUB B. B ULB U C. B LB U D. BL B 21. Three magnets X, Y and Z were dipped one by one in a heap of iron filings. Figure shows the amount of the iron filings sticked to them. X Which of the following statements are correct? I. Method 1 is faster than method 2. Y II. Method 2 leads to the decomposition of sugar to carbon. III. Method 2 is more appropriate than method 1. IV. Method 2 is slow but pure sugar is obtained Z without getting decomposed. A. I and II B. I, III and IV The strength of these magnets will be in the order C. III and IV A. X > Y > Z D. All of these B. X < Y < Z 26. Sunita classified different materials based on their C. X = Y = Z properties. Which of the following sets are correctly D. X < Y > Z matched ? Set Hard Opaque Floats Insoluble 22. Consider the motion of the tip of the minute hand of in water in water a clock. In one hour I Sponge Butter Glass Honey A. The distance covered is zero paper marble B. The displacement is zero II Steel Wooden Ice Mustard C. The average speed is zero board oil D. None of these III Iron nail Glass Grass Sugar candy 23. The terminals of a battery are joined by a length of IV Lump Thermocol Hair Glass resistance wire. Which of the following changes will of sugar powder increase the current in the circuit? A. II and IV A. Connecting an identical wire in series with the B. I and II first one C. III and IV B. Increasing the temperature of the wire D. All of these C. Using a shorter wire of the same material and same thickness 27. Reema's mother has done some preparations for her 'Birthday Party'. Which of the following changes can D. Using a thinner wire of the same material and be reversed? same length A. Baking cake in an oven 24. To demagnetise a magnet using the heating method, B. Burning of a candle which of the following is the correct step? C. Rolling a ball of dough and baking it to make A. Heat the magnet to become red hot, and allow it kulcha to cool in the east-west direction. D. Blowing of a balloon 17th NSO - SET A 5 28. The transmission lines should not be stretched more 33. Refer to the given flowchart and select the correct tightly between the towers because _______. option. A. Expansion takes place in winter B. Expansion takes place in summer and contraction takes place in winter C. Expansion and contraction do not depend on temperature D. Contraction takes place in summer 29. Which of the following items has definite volume and shape? A. X – Flax, Y – Silk A. Water vapour B. W – Cotton, Y – Silk B. Milk C. W – Flax, Z – Wool C. Aluminium foil D. X – Jute, Z – Wool D. Oxygen 34. What is the main reason that some places on Earth 30. Shreya made a cup of hot tea and put a metal spoon are warmer than others ? in the cup so that the tea would cool down faster. A. Sun is closer to some places than others. B. Sun stays above the horizon 24 hours a day at some places. C. The rays of the sun are more direct at some places and more slanting at others. D. Some places experience warm seasons because of Which of the following statements best describes the underground heat. cooling of tea faster ? 35. Refer to the given Venn diagram and select the A. The metal spoon absorbs the coldness from the correct option regarding energy resources. surroundings and transfers the coldness to the hot tea. B. The metal spoon absorbs heat from the hot tea and transfers the heat to the surroundings. X C. The metal spoon absorbs heat from the cup and transfers the heat to the surroundings. D. None of these Y 31. Which of the following mixtures cannot be separated X Y by the method of winnowing? A. Coal Petroleum B. Water Petroleum A. Kidney beans and chickpeas C. Coal Solar radiations B. Potato wafers and biscuits D. Wind Petroleum C. Rice flakes and corns D. Sawdust and sand 36. Jatin prepared the following set-ups to 'make rain'. The same amount of water was used for each set-up. 32. Four identical towels were hung out to dry under Study them carefully to find out which set-up will different conditions. form the most 'rain' ? day Sunny day Arrange them in order, beginning with the towel that would take the longest time to dry. X Y Z A. P, Q, R, S A. X B. P, R, Q, S B. Y C. R, P, Q, S C. Z D. S, Q, R, P D. None of these 17th NSO - SET A 6 37. Which of the following joints is present between A. (iii) only thigh bone and shin bone? B. (i), (ii) and (iii) A. Hinge joint C. (ii), (iii) and (iv) B. Pivot joint D. (i), (ii), (iii) and (iv) C. Fixed joint 41. Which of the following statements is incorrect for D. Ball and socket joint the given food item? 38. Ritu has 500 cm3 of oxygen in a small tank and she wants to transfer all of it to another container. Which of the following containers would be able to hold all the oxygen gas ? Kheer bowl (i) The ingredients used to prepare this food are obtained from both plant and animal sources. (ii) The major nutrients in this food are carbohydrates and proteins. A. R only (iii) This food is also a source of vitamin C. B. Q and R (iv) The ingredient sourced from plants is actually a seed. C. P, Q and R A. (i) and (ii) D. None of these B. (iii) only 39. Refer to the given graph. C. (ii) and (iv) D. None of these 42. Refer to the given chart. Communities What can be the possible reason for the change in Grassland Mountain region Desert X Y Z the population of mosquito larvae in the pond? • Snakes • Yak • Koala (i) There is a layer of oil over pond. • Deer • Snow leopards • Cactus (ii) New fish are introduced into the pond. • Rabbits • Conifers • Lizards (iii) There is a period of dry weather. • Pines • Acacia • Kangaroo rats (iv) Many of the mosquito larvae have changed into Which of the organisms have been grouped mosquitoes. incorrectly? A. (i) and (iii) B. (ii) and (iv) X Y Z C. (i), (ii) and (iii) A. Snakes Acacia Lizards D. (i), (ii), (iii) and (iv) B. Pines Acacia Koala C. Rabbits Yak Lizards 40. Shashank wanted to test the level of pollution in D. Deer Yak Koala two locations. He plucked some leaves from plants in a Nature Reserve and some leaves from plants 43. Study the food web shown below. near a factory. He then soaked them in two beakers Q containing Solution Y. The colour of Solution Y changed, according to the level of pollution in the P S area. In order to carry out the experiment, which of the RT following variables should Shashank keep the same How is organism P in the food web different from to ensure a fair test ? the organisms Q, R, S and T? (i) The type of leaves A. It causes decomposition. (ii) The amount of Solution Y added B. It feeds on plants. (iii) The number of leaves in each beaker C. It feeds on animals. (iv) The place from where the leaves were plucked D. It can photosynthesize. 17th NSO - SET A 7 44. A science teacher took her students out for a practical C. Student P activity to teach them more about the aquatic plants. D. Student Q She showed the students an underwater leaf and told that underwater leaves do not have waxy waterproof 45. coating. She asked them the reason for the same. Given below are the replies of the students : Student P : Unwaxed leaf surface can float easily. Student Q : Unwaxed leaf surface facilitates gaseous exchange between the plant and water. Student R : Unwaxed leaf surface can reduce transpiration. The arrows in the diagram above show the movement Student S : Unwaxed leaf surface can transport of ______. water. A. Air in the plant Which of these students correctly replied? B. Food to all parts of the plant A. Student S C. Water to all parts of the plant B. Student R D. Carbon dioxide to all parts of the plant Achievers section 46. Which of the following graphs correctly shows the and citrus fruits and its deficiency may cause wounds change in volume with temperature of water? to take longer time for healing. R is formed in our Volume Volume body in presence of sunlight and its deficiency in toddlers may cause deformity of legs. Now select the incorrect option regarding this. A. B. A. P can be found in spinach but not R. B. In absence of R our body will show calcium Temperature Temperature deficiency even if it is abundant in our food. Volume Volume C. Q is also called B-complex as many of its varieties are available. C. D. D. P cannot be dissolved in water. 49. Beena sets up two experiments, as shown in the diagram Temperature Temperature below. She placed both the set-ups in sunlight for 47. Study the given flowchart carefully and fill in the 9 hours. On noting down her observations for both blanks. set-ups she found that there was more oxygen collected in test tube X as compared to test tube Y. What conclusion could she best draw from this experiment? P Q R A. Rubber band Steel Electric bulb B. Electric bulb Rubber band Steel C. Electric bulb Steel Rubber band D. Steel Electric bulb Rubber band 48. Read the following passage carefully. A. The rate of photosynthesis decreases when there P is found abundantly in cod liver oil and is important is more carbon dioxide. for visual efficiency. Q is sourced from amla, tomato B. Baking soda is required for photosynthesis. 17th NSO - SET A 8 C. Carbon dioxide is required by the plant for 2. (i) Fibre obtained from plants ---------------- P photosynthesis. (ii) Fibre obtained from animals -------------- Q D. The rate of photosynthesis increases when there 3. (i) Shrinks away from flame on burning ---- R is more carbon dioxide. (ii) Leaves hard beads on burning ------------ S 50. Refer to the given key carefully and identify fabrics P Q R S P, Q, R and S. A. Cotton Polyester Silk Nylon 1. (i) Fabric made from natural fibres ---- Go to 2 B. Acrylic Wool Rayon Nylon (ii) Fabric made from man-made fibres ------ Go C. Cotton Wool Silk Polyester to 3 D. Cotton Silk Nylon Polyester SPACE FOR ROUGH WORK Class 6 17th Set B Year 2014 17th NSO - SET B 2 Logical Reasoning 1. Three of the following four are alike in a certain way 7. A sheet of paper is folded in a particular manner and and so form a group. Which is the one that does not a punch is made. Select a figure amongst the options belong to the group? that would closely resemble the unfolded form of A. 99 B. 143 given sheet. C. 132 D. 126 2. Which of the following Venn diagrams best represents the relationship amongst “Tennis fans, Cricket players, Students”? A. B. A. B. C. D. C. D. 3. Pointing to a man, Anamika said “His sister is my daughter’s brother’s mother.” How is the man related 8. Select a letter-number pair from the given options to to Anamika’s son? replace the question marks and continue the series. A. Cousin B. Father C. Maternal Uncle D. Can’t be determined J 9 A. B. 10 I 4. Select a pair of figures which satisfies the same M P condition of placement of dots. C. D. 16 11 9. B is coded as 4. F is coded as 8; M is coded as 15. Following above coding language if NEWS is coded as 4761, then which of the following represents the P Q R S T code of TJWR? A. P, R B. Q, R A. 6625 B. 6526 C. P, S D. Q, T C. 6325 D. 6241 5. Two arrangements I and II are given below. The elements in the two arrangements written one below 10. There is a definite relationship between figures P and Q. the other are corresponding elements. Study both the Establish a similar relationship between figures R and S arrangements carefully and answer the question given by selecting a suitable figure from the options that would below. replace the question mark in figure (R). I : T $ I E # D R H F @ % J M * D L II : 5 8 Q 4 A K 3 U 6 W Y 1 7 V 2 9 If T8 : 5I, MV : 7 D, then FW : ? A. 6@ B. 6% C. Y@ D. %6 6. Two positions of a dice are shown below. When A. B. number 5 is at the top, which number will be at the bottom? A. 1 B. 2 C. D. C. 3 D. 6 17th NSO - SET B 3 14. Select a figure from the given options which will 11. If is related to , then is continue the series as established by the four problem figures. related to __. Problem Figures A. B. C. D. A. B. 12. Select a figure from the options, which will replace the (?) of fig. (X) to complete the pattern. C. D. A. B. 15. Find the missing number, if a certain rule is followed C. D. in the given pattern. 13. X is to the south-west of Y, L is to the east of X and A. 18 south-east of Y and M is to the north of L in a line B. 27 with XY. In which direction of Y is M located? C. 24 A. South B. South-west D. 9 C. North D. North-east Science 16. The north pole of a bar magnet picks up an iron nail. 19. Which of the following properties is/are correct about Which of the following options is correct regarding the image formed by a plane mirror? the pole(s) induced in the nail? (i) The image is at the same distance as the object A. South pole only B. North pole only (ii) The image is upright. C. A north pole and a south pole (iii) The image is laterally inverted. D. None of these A. (i) only 17. There are four pendulums as shown in the given B. (i) and (ii) only figure. Which of the following pendulums has the C. (ii) and (iii) only longest time period? D. (i), (ii) and (iii) A. P 20. Match the Column-I with Column-II and mark the B. Q correct option. C. R S R Column-I Column-II Q D. S P (a) 300 mm (i) 3 m 18. Neutral insulator P is rubbed with neutral insulator (b) 300 cm (ii) 30 cm Q. Insulator P becomes positively charged after the (c) 300 m (iii) 300000 m rub. Which of the following statements is correct? (d) 300 km (iv) 30000 cm A. Insulator P loses some electrons to insulator Q. A. (a)-(iv) (b)-(i) (c)-(iii) (d)-(ii) B. Insulator Q loses some electrons to insulator P. B. (a)-(ii) (b)-(i) (c)-(iv) (d)-(iii) C. Insulator P gains protons from insulator Q. C. (a)-(ii) (b)-(i) (c)-(iii) (d)-(iv) D. Insulator Q gains protons from insulator P. D. (a)-(i) (b)-(ii) (c)-(iii) (d)-(iv) 17th NSO - SET B 4 21. Which of the following statements is incorrect 25. A mixture of four different powders is taken in a about the Sun? petri dish. The properties of the powders are listed A. The Sun is a huge mass of very hot gases. below in the table. B. The Sun is the only planet that we can see in the Powder Colour S olu b le Magnetic Conductor of day. in water in nature electricity C. The distance of the Sun from Earth is about 1 Grey No Yes Yes 150000000 km. 2 Blue Yes No Yes D. The Sun is important to the Earth because it 3 White Yes No No provides light energy to green plants to make 4 White No No No food. Which pair of substances would be most difficult to 22. A plotting compass is moved slowly towards the separate? metal bar along the path as shown in figure. The A. 2 and 4 final position of the compass needle is shown in the B. 2 and 3 given figure. C. 3 and 4 Bar X D. 1 and 2 S 26. A science teacher has drawn the diagrams showing the arrangement of particles in three different states of water. N What can you conclude about bar X based on the diagram? A. Bar X is a magnetic material. B. Bar X is a magnet. C. Bar X is a non-magnetic material. I II III Observe the following conversions carefully and D. Bar X is either a magnet or a magnetic material. select the correct option. (X) (Y) 23. The factors which affect the work done on an object II III I are (Y) (X) (i) force applied A. I - Gas, Y - Heating (ii) distance moved by the object B. III - Liquid, Y - Cooling (iii) mass of the object C. II - Solid, X - Cooling Which of the following is/are correct? D. III - Gas, X - Heating A. (i) and (ii) only 27. Some changes are classified as given below : B. (i) and (iii) only C. (ii) and (iii) only S.No. Change Reversible Physical change change D. (i), (ii) and (iii) I Melting of butter 24. In the circuits shown, all the cells are identical. II Burning of diesel One bulb requires one cell to light up to normal III Wool knitted to brightness. In which circuit do the bulbs not light sweater up to normal brightness? IV Dissolving ‘Eno’ in water V Cooking of food A. B. VI Souring of milk Which of the above changes are correctly matched? A. I, II, III and V only C. D. B. II, IV and VI only C. I, III and V only D. All are correct. 17th NSO - SET B 5 28. Mohit heated four beakers as shown below: (i) (ii) (iii) (iv) (v) (vi) A. Floats Sinks Insoluble Soluble Trans- Trans- lucent parent B. Floats Sinks Soluble Insoluble Trans- Trans- parent lucent C. Floats Sinks Insoluble Soluble Trans- Trans- P Q R S parent lucent The correct order of evaporation of water is D. Sinks Floats Soluble Insoluble Trans- Trans- A. Q > P > S > R B. P>S>Q>R parent lucent C. S > P > R > Q D. P>Q>S>R Q 33. We use different parts of P 29. Match the Column-I with Column -II and select the different plants as food source. correct option from the codes given below. Refer to the labelled figure of S a typical plant and select the R Column-I Column -II T (Mixture) (Method) option that correctly matches a. Flour and Iron (i) Decantation an edible plant part with its powder example. b. Pulses and Rice flour (ii) Evaporation A. P - Broccoli, Q - Cinnamon U c. Kidney beans and (iii) Hand picking B. R - Cabbage, S - Chilli Lady's fingers C. T - Cabbage, U - Spinach d. Coconut oil and Water (iv) Sieving D. Q - Clove, T - Lettuce e. Sugar dissolved in water (v) Magnet a b c d e 34. Shivam tested some food items and tabulated the data A. (iv) (i) (ii) (iii) (v) as following : B. (i) (ii) (iv) (v) (iii) Food Iodine solution test Time taken C. (v) (iii) (iv) (ii) (i) for reaction D. (v) (iv) (iii) (i) (ii) Chilly potato Turned dark blue 1 sec Chicken Remained yellowish - 30. Study the Venn diagram. brown Temporary Reversible Centre point ( ) represents Pear Turned slight blue 7 secs change change which of the following Noodles Turned dark blue 2 secs change? Fish Remained yellowish - Physical A. Child to an adult change brown B. Wet clothes to dry clothes Amongst the given food items, which one should C. Raw egg to boiled egg preferably eat after any vigorous work? D. Cow dung to biogas A. Fish and chicken B. Chicken and pear 31. Identify the INCORRECT statement from the C. Fish and noodles following. D. Chilly potato and noodles A. Interparticle distance is more in gas. B. Solid has definite shape and volume. 35. C. Ice is heavier than water. D. Matter can be changed from one form to another. Q P R S 32. Complete the following statements by selecting the Refer the given figures and select the incorrect appropriate option. option. (1) A cotton ball initially (i) and then (ii) as A. Generally the plants with Q also have R. it absorbs water. B. Generally the plants with P also have S. (2) Groundnut oil is (iii) in water while sugar C. Plants with Q type of roots are more easily is (iv) in milk. uprooted than those with P. (3) Hand lens is (v) whereas oiled paper is D. Plants with P type of roots include grasses and (vi). cereals. 17th NSO - SET B 6 36. Rohit's father experienced a heart attack. Doctor told 41. Three flasks, each containing a different liquid are him that his blood vessels have become narrower. cooled in a basin of cold water. In the beginning of What could be the reason for this ? the experiment, all the three liquids are at the same A. His diet has an excess of roughage and water. level in the glass tubes. However, upon cooling, each B. His diet lacks proper amount of vitamins and liquid falls to a different level as shown below. minerals. C. His diet has an excess of fats and carbohydrates. D. His diet lacks proper amount of proteins and carbohydrates. basin of cold water 37. Read the given paragraph. X Y Z Our food consists of carbohydrates, proteins, fats, From the results of this experiment, we can conclude vitamins and P. Carbohydrates may be simple like that ________. Q or complex like R. Proteins if deficient in diet can lead to (i) liquid X contracts more than liquid Y S in children below 1 year of age. P are abundantly (ii) liquid Y does not contract as much liquid Z present in fruit peels, whole grains and add bulk to (iii) liquid Z contracts less than liquid X the undigested food, easing the bowel movements. Select the correct option regarding this. A. (i) only B. (ii) and (iii) A. P can either be minerals or roughage. C. (i) and (iii) D. (i), (ii) and (iii) B. Q can be any of the glucose, fructose and 42. X is a space object that orbits around sun but in an cellulose. irregular orbit that intersects orbit of a planet. What C. R can be starch or glycogen is X? D. S is pellagra, a deficiency disease of proteins. A. Neptune B. Choran 38. Which of the following is an incorrect match? C. Pluto D. Titan Aquatic plant Adaptation A. Water hyacinth Inflated leaf stalks 43. Refer to the given flowchart and select the correct B. Floating moss fern Spongy leaves option regarding it. C. Water lettuce Tiny hairs to trap Flowering air bubbles plants Hydrilla D. Duckweed Large waterproof leaves No 39. Read the following statements. Grows on No X Yes Water land hyacinth (i) Air dissolved in water cannot be removed from it. Yes (ii) Density of air decreases with increasing altitude. No Morning Y glory (iii) Air is an element that surrounds the earth and Yes makes earth hospitable for living organisms. No (iv) Air helps in pollination of several flowers and in Z Pea the dispersal of seeds. Yes Which of the above statements are correct? Mango A. (i) and (ii) B. (ii) and (iv) C. (i) and (iii) D. (iii) and (iv) X Y Z A. Has spores Has weak Has poisonous 40. Which of the following shows the correct match of stem fruits seed and its mode of dispersal? B. Has swollen Has weak Has fleshy leaf stalk stem fruits A. – Animal B. – Water C. Has fleshy Has woody Has poisonous stem stem fruits D. Floats on Has woody Has fleshy C. – Explosion D. – Wind water stem fruits 17th NSO - SET B 7 44. Read the given statements and select the correct Surface area of leaves option. A. Statement 1 : The process of separation of lint and seeds from harvested cotton fibres is Surrounding temperature called ginning. Surface area Statement 2 : Process of forming slivers from ginned of leaves material is called combing. B. A. Both statements 1 and 2 are true and statement 2 Surrounding is the correct explanation of statement 1. temperature B. Both statements 1 and 2 are true but statement 2 Surface area of leaves is not the correct explanation of statement 1. C. Statement 1 is true and statement 2 is false. C. D. Both statements 1 and 2 are false. Surrounding temperature 45. Which of the following graphs correctly shows the Surface area relationship between the surface area of leaves of of leaves plants, growing in a desert, with their surrounding D. temperature ? Surrounding temperature Achievers Section 46. Beena spread some iron filings uniformly on a sheet Which of the following can you conclude regarding of paper. Now, she placed the given magnet on the the habitats of these animals? sheet. 1 3 A. Animal X lives in a place with annual rainfall of 4 about 80-100 cm. 2 B. Animal Y lives in a place where days may be Which of the following bar graphs correctly represent extremely hot and nights can be very cold. the number of iron filings stick to various parts of C. Animal Z lives in an area with annual rainfall of the magnet? about 20-25 cm. No. of iron filings No. of iron filings D. Animal Y lives in an area where temperatures sometimes reach 0°C or fall below it. A. B. 48. Observe the given diagram carefully and fill in the 1 2 3 4 1 2 3 4 blanks. Parts Parts Q No. of iron filings No. of iron filings P T Water Ice Water vapour Steam C. D. S R 1 2 3 4 1 2 3 4 Parts Parts P Q R S T A. Freezing Boiling Conden- Melting Evapo- 47. Read the given passage. sation ration Animals X, Y and Z are found in completely different B. Freezing Evapo- Boiling Melting Conden- habitats. Animal X is nocturnal and has developed many ration sation characters to conserve as much water as possible in C. Melting Boiling Conden- Freezing Evapo- the body. Animal Y has furry body with thick skin. sation ration It is large in size and has padded feet. Animal Z is D. Melting Evapo- Conden- Freezing Boiling adapted to live on trees, sticky pads on its feet help ration sation it to climb trees. 17th NSO - SET B 8 49. Refer to the given graph which is plotted for different fibres P, Q and R based on their quality X and select the correct option. A. P Q X R B. Fibres A. If X is fibre length, then P should be silk, Q should be wool and R should be cotton. C. B. If X is tensile strength, then P should be wool, Q should be cotton, R should be flax. C. If X is absorbency, then P should be wool, Q should be flax, R should be cotton. D. If X is resistance to fuzzing, then P should be wool, Q should be silk, R should be cotton. D. 50. Which of the following types of skeletal joint is not present in our hind limbs ? SPACE FOR ROUGH WORK Class 6 18th Set 1 Year 2015 logical reasoning 1. Find the number which will continue the given 7. Select a figure from the options which satisfies series. the same condition of placement of the dots as in 3, 7, 15, 27, 43, ? Fig. (X). A. 52 B. 61 C. 63 D. 71 2. Pointing to a man in a photograph, Suhani said, “His mother’s only daughter is my mother.” How is Suhani Fig. (X) related to the man? A. Mother B. Sister A. B. C. Wife D. Niece 3. How many unit cubes were removed from the solid on the left to obtain the solid on the right? C. D. 8. Find the missing number, if a certain rule is followed in the figure. A. 13 4 5 ? 6 B. 43 A. 14 B. 12 42 7 C. 56 C. 28 D. 10 30 20 D. 29 4. If P = 6, J = 4, L = 8 and M = 24, then the value of M ÷ L × J + P is 9. In which of the following options, Fig. (X) is exactly embedded as one of its part? A. 16 B. 0 C. 36 D. 18 5. Select the correct mirror-image of Fig. (X), if the Fig. (X) mirror is placed vertically to the left. C A. B. A Fig. (X) C. D. C C A. B. A A 10. In the given Venn diagram, the circle represents tall A girls, the triangle represents tennis players and the A rectangle represents swimmers. C. D. C C P Q U S V 6. Shreya is facing West. She turns 225° in anti-clockwise R T direction and then 135° in clockwise direction. In Which letter represents tall girls who are swimmers which direction is she facing now? but don't play tennis? A. East B. South-East A. Q B. V C. South-West D. South C. U D. S 2 | 18th NSO | Class-6 | Set-1 | Level 1 Science 11. Which of the following are not the examples of circular 15. The given diagram shows a magnet being used to pick motion? up a steel bar. The north pole of the magnet is close (i) Windmill to the centre of the steel bar as shown. What are the (ii) Movement of a spinning top poles induced in the steel bar at X, Y and Z? (iii) A train moving on a curved bridge S (iv) Rotation of Earth around the Sun (v) A battalion moving in a parade A. (i), (ii) and (iii) B. (iii) and (v) C. (iii), (iv) and (v) D. (ii) and (v) N 12. In the given gear system, which of the arrows is X Y Z incorrectly marked ? Q Pole Pole Pole induced at X induced at Y induced at Z A. N N N P B. N S N C. S N S R D. S S S 16. A ball rolls down from a terrain as shown in the given S figure. At which point is the ball likely to have half of A. P B. Q its maximum kinetic energy if it has maximum potential energy at point P? Ignore all energy losses. C. R D. S A. P P 13. Two boys are standing in front of a plane mirror as B. Q R shown in the given figure. If boy Y walks 5 m towards C. R Q S boy X, then how far away would boy Y appear to be D. S in the mirror to boy X? 2m 12 m 17. What is the main reason that some places on the Earth are warmer than others ? A. The Sun is closer to some places than others. X Y B. The Sun stays above the horizon 24 hours a day in some places. A. 9 m B. 10 m C. The rays of the Sun are more direct at some places C. 11 m D. 14 m and more slanting at others. D. Some places experience warm seasons because of 14. The length of a pencil is measured using a ruler as underground heat. shown in the given figure. What is the apparent length of the pencil seen by the observer and the actual 18. Which of the following statements are incorrect? length of the pencil? (i) Human body is a bad conductor of electricity. (ii) The air gap surrounding an electric circuit acts as an insulator. (iii) A battery always has two terminals. 1 2 3 4 (iv) When electricity lights up a bulb, no heat is cm produced. Apparent length Actual length A. (i) and (ii) A. 42 mm 40 mm B. (iii) and (iv) B. 5 mm 10 mm C. (i) and (iv) C. 37 mm 30 mm D. 37 mm 40 mm D. (ii) and (iii) 18th NSO | Class-6 | Set-1 | Level 1 | 3 19. A paper cutter is shown in the given figure. At which 24. Match the column I with column II and select the position P, Q, R or S should a straw be placed so that correct option from the given codes. least force is applied to cut it? Column I Column II A. P Changes Types of changes B. Q P Q P. Rusting of iron (i) Chemical change R S C. R Q. Expansion of metal rim (ii) Physical change R. Sharpening of pencil (iii) Reversible change D. S S. Cooking of food (iv) Irreversible change 20. Read the given statements and select the correct P Q R S option. A. (i), (iii) (ii), (iv) (ii), (iii) (ii), (iv) Statement 1 : A car can run on road because of force B. (i), (iv) (ii), (iii) (ii), (iv) (i), (iv) applied by road on the car. Statement 2 : Friction provides the necessary force C. (ii), (iv) (i), (iii) (i), (iv) (ii), (iii) for translatory motion for a car starting from rest. D. (i), (iv) (ii), (iii) (i), (iii) (i), (iv) A. Both statements 1 and 2 are true and statement 2 25. Geeta has given some statements about the materials is the correct explanation of statement 1. given in the box. B. Both statements 1 and 2 are true but statement 2 Sugar, Air, Carbon dioxide, Water, Nitrogen, Mercury is not the correct explanation of statement 1. C. Statement 1 is true and statement 2 is false. Which of the statements given by her is/are correct? D. Statement 1 is false and statement 2 is true. A. Air is a heterogeneous mixture. 21. Observe the two shallow dishes kept in the sun B. Water, sugar and carbon dioxide are compounds. carefully containing equal amount of water. C. Mercury and nitrogen are elements. Layer of D. Both B and C. oil Water 26. Read the given statements and select the correct Dish 1 Dish 2 option. After few hours, in which dish will the water level Statement 1 : Breaking of a glass tumbler is an not come down? irreversible physical change. Statement 2 : When a glass tumbler breaks, the chemical A. Dish 1 composition of glass does not change but the pieces B. Dish 2 cannot be joined back to get original tumbler. C. In both dishes water level will not come down. A. Both statements 1 and 2 are true and statement 2 D. In both dishes water level will come down. is the correct explanation of statement 1. 22. Which of the following statements are incorrect? B. Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1. (i) Milk is miscible with water. C. Statement 1 is true and statement 2 is false. (ii) Air is translucent. D. Both statements 1 and 2 are false. (iii) Plastic mug floats on water. (iv) Mercury is a bad conductor of heat. 27. Rahul took four substances P, Q, R and S in a jar and A. (i) and (iii) B. (ii) and (iii) kept it undisturbed for some time. C. (ii) and (iv) D. (i) and (iv) Identify the substances P, Q, R and S. 23. Ruchi wants to make halwa for her mother. But the semolina (suji) got mixed with rice. Some alpins S R also fell into the mixture. Which of the following Q combinations of methods will help Ruchi to separate P each component of the mixture? P Q R S A. Handpicking and Threshing A. Plastic Honey Water Iron B. By using magnet and Filtration B. Silver Oil Water Ice C. Winnowing and Sieving C. Gold Water Oil Ice D. By using magnet and Sieving D. Ice Water Oil Iron 4 | 18th NSO | Class-6 | Set-1 | Level 1 28. Find the incorrect match. P Q R S A. Corn flakes in milk – Filtration A. f, 1, 2 b, 4, 6 a, e, 3, 5 d, 2, 3 B. c, 1, 3 a, 4, 2 a, 3, 6 c, 1, 2 B. Wheat grains and rice flakes – Threshing C. d, 3, 4 c, 1, 4 e, 2, 5 d, 2, 3 C. Oil in water – Decantation D. f, 1, 2 b, 5, 6 a, 4 d, 3 D. Husk from wheat flour – Sieving 32. Which of the following statements are 29. The given diagram shows one end of a bridge on P incorrect regarding the given figure? rollers. (i) The parts labelled P and Q show Metal bridge ball and socket joint and hinge Q Gap joint, respectively. (ii) The part labelled R is radius bone. R Rollers S (iii) The parts labelled T and U are T called metacarpals and carpals U The gap is given to allow respectively. A. Vehicles to travel over the bridge smoothly. (iv) The part labelled S is ulna bone. B. Expansion of the bridge during hot weather. A. (ii) and (iii) only B. (ii) and (iv) only C. Vehicles to travel on the bridge without making C. (i) only D. (iii) only much noise. 33. Read the given paragraph and select the correct option D. Vehicles to move faster. for P, Q, R and S. 30. Read the following statements that describe some P occurs in children due to deficiency of processes. proteins. Deficiency of Q makes a person lose (i) Separating straw etc., from flax fibres. stamina and get tired easily. R occurs in children (ii) Removing cotton seeds from cotton. due to deficiency of proteins and calories. Deficiency (iii) Making yarn from fibres. of S causes tooth decay. (iv) Separating jute fibres from rotten stems. A. P - Kwashiorkor, Q - Calcium, R - Marasmus, Which of the following options correctly identifies S - Iodine these processes? B. P - Marasmus, Q - Iron, R - Kwashiorkor, S - Iodine (i) (ii) (iii) (iv) C. P - Kwashiorkor, Q - Iron, R - Marasmus, A. Scutching Retting Weaving Ginning S - Fluorine B. Scutching Ginning Spinning Retting D. P - Marasmus, Q - Calcium, R - Kwashiorkor, C. Retting Scutching Weaving Combing S - Fluorine D. Retting Ginning Spinning Scutching 34. Refer to the given figure and select the correct 31. Match column I with columns II and III and select option. the correct option from the given codes. S Column I Column II Column III R (Vitamin) (Function) (Sources) P. Vitamin B12 a. Keeps eyes 1. Eggs healthy P Q. Vitamin C b. Builds resistance 2. Milk to infections Q R. Vitamin A c. Helps to clot 3. Fish liver blood oil S. Vitamin D d. Builds strong 4. Citrus A. The parts labelled R and Q are edible parts in bones fruits spinach and turnip respectively. e. Keeps hair and 5. Spinach B. The part labelled R is edible in lettuce, turmeric skin healthy and moringa. f. Helps to form 6. Toma- C. The part labelled S is edible in broccoli, clove and blood toes cabbage. D. All of these 18th NSO | Class-6 | Set-1 | Level 1 | 5 35. Which of the following is an incorrect match of 40. Match each item of column I with columns II and III adaptation with the animal? and select the correct option. Animal Adaptation Column I Column II Column III A. Deer Long ears P. Spine a. Attached to 1. Protection for B. Lion Eyes facing forward the thalamus bud C. Camel Long legs Q. Tendril in b. Modified leaf 2. Reticulate D. Yak Padded feet pea venation R. Scale leaf c. Onion 3. Modified for 36. Pollution due to excessive use of polythene is a serious defence problem nowadays and government is encouraging S. Sepal d. Modified 4. Modified for the use of eco-friendly and biodegradable materials root support like jute. From which part of the plant are jute fibres T. Tap root e. Carrot 5. Modified to obtained? store food A. Stem B. Flowers P Q R S T C. Leaves D. Roots A. b, 3 b, 4 b, 5 a, 5 e, 2 37. Study the given flow chart. B. a, 1 d, 3 c, 5 a, 1 e, 2 C. b, 3 b, 3 d, 5 a, 2 e, 2 Animal? Yes D. b, 3 b, 4 c, 5 a, 1 e, 5 Gives birth to young ones? Yes P 41. Savita found a living organism with the features No described as follows : Lays eggs on land? Yes Q • Streamlined body No • Hollow and light bones Yes • Strong breast muscles Has pupa stage in its life cycle? R To which group does this living organism belong? No A. Fish B. Insects Has nymph stage in its life cycle? Yes S C. Birds D. Reptiles Which letter could represent a dragonfly? 42. Refer to the given chart that shows the integration of A. P B. R three different human organ systems. Identify them C. S D. Q and select the correct option. 38. Nowadays, CNG is used as a substitute for petrol Other body parts and diesel. It is a more environment friendly and cleaner alternative to conventional fuels. Which of nts trie 2 O 2 CO Nu the following statements is incorrect for CNG? Food X Y A. CNG is low in pollutants, high in calorific value and heat yield. 2 O 2 CO B. CNG is economical and available in abundance Fresh air globally. Z Exhaled air C. CNG is made by compressing natural gas to less A. X-Digestive system, Y-Respiratory system, than 1% of its volume at standard atmospheric Z-Circulatory system pressure. B. X-Circulatory system, Y-Muscular system, D. None of these Z-Respiratory system 39. Read the given relationships and select the option C. X-Circulatory system, Y-Skeletal system, that will correctly complete them. Z-Respiratory system I. Hiptage : Wind : : P : Explosion D. X-Digestive system, Y-Circulatory system, II. Cabbage : Winter : : Q : Summer Z-Respiratory system III. Rice : Clayey soil : : R : Black soil 43. Which of the following activities/processes can lead IV. Maize : Dry soil : : S : Sandy soil to global warming? P Q R S (i) Burning of fuels A. Xanthium Bajra Rice Onion (ii) Using mass transport systems B. Pea Maize Cotton Groundnut (iii) Using CFCs in refrigerators C. Xanthium Jowar Jute Bajra (iv) Growing dense vegetations D. Pea Bajra Jute Jowar 6 | 18th NSO | Class-6 | Set-1 | Level 1 (v) Increasing use of air conditioners a b c d (vi) Digestion in cattle A. Q R P Q (vii) Using electricity carefully B. P P R R A. (i), (iii), (v) and (vi) only C. Q P R Q B. (i), (iii) and (v) only D. R P R Q C. (i), (ii), (iii) and (iv) only 45. There are many plants growing healthily in a green D. (i), (ii), (iii), (iv) and (vi) only house. Which of the following factors will affect the 44. Study the given flow chart that shows some ways of amount of oxygen and carbon dioxide in a greenhouse garbage disposal and answer the following question. on a sunny day? Garbage disposal (i) Amount of nitrogen gas in the air (ii) Amount of sunlight received by the plants P Q R (iii) Amount of water vapour in the air Recycling Compost heap Incineration (iv) Number of plants in the greenhouse Which is the best way to dispose the types of garbage A. (i) and (iii) only listed below? B. (ii), (iii) and (iv) only a. Fallen leaves b. Metal pans and pots C. (i), (ii) and (iv) only c. Hospital wastes d. Animal droppings D. All of these Achievers Section 46. A fabric swatch was found at a crime scene. It was 1 2 3 4 found to burn with a hair like smell. To identify the A. Glycerine Chalk Frosted glass Stone criminal from his clothing, the investigating officer B. Oil Leather Wood Rubber band took fabric samples from clothing of four suspects. C. Vaseline Metal spoon Cardboard Cotton ball He placed the data collected in the given chart to help D. Honey Sponge Water Iron nail him identify the sample taken from the crime scene. Source of Texture Absorbance Type of 48. Pooja is doing an experiment to find the strength of fabric of liquid fabrics various parts of a U-shaped magnet. She spreads Suspect W Smooth Low Natural some iron filings on a sheet of paper. Which of the Suspect X Rough High Natural following bar graphs correctly represent the number Suspect Y Rough Zero Synthetic of iron filings sticked to various parts of the U-shaped Suspect Z Smooth Zero Synthetic magnet? No. of iron filings The data suggests that the most likely culprit is A _______. A. B A. Suspect Z B. Suspect Y D C. Suspect X D. Suspect W C A B C D 47. The properties of four different materials 1, 2, 3 and Parts No. of iron filings 4 are listed in the given wheel. Fill in the blanks with an appropriate option. B. 4. ______ 1. ______ Floats Immiscible A B C D initially with water Parts then sinks Sorting No. of iron filings out materials 3. ______ C. Opaque 2. ______ Hard and A B C D Lustrous Parts D. None of these 18th NSO | Class-6 | Set-1 | Level 1 | 7 49. Three organisms live in different habitats and accordingly 50. Shruti in an experiment, put a healthy, green plant in show different adaptations. Their features are recorded different conditions during a day, at different times in the given table. P, Q and R. The rate of oxygen absorbed or released Organism Body Skin Fur/Feather by this plant is shown in the given graph. temperature 3 Rate of 2 X Constant Thick Present oxygen uptake 1 Y Varies with Thin Absent (unit) 0 Time of the day environmental 1 P Q R temperature 2 Rate of 3 Z Constant Thin Present oxygen release 4 (unit) 5 Select the correct option regarding these animals. 6 A. Organism X can be a mammal that lives in a place Which of the following assumptions can be made where temperature is usually high. about this experiment? B. Organism Y can be an amphibian that lives in an A. At time P, that plant was put in a dark arid area. cupboard. C. Organism Z can be a bird that lives in a place B. At time Q, plant is not respiring because, no oxygen with moderate temperatures during summers and is being taken up. winters. C. At time Q, the plant was moved to a dark room. D. Organism X can be an aquatic reptile. D. At time R, the plant was put in a well lighted place. SPACE FOR ROUGH WORK 8 | 18th NSO | Class-6 | Set-1 | Level 1 Class 6 18th Set 2 Year 2015 logical reasoning 1. How many 7’s are there in the given series which are immediately preceded by 6 but not immediately followed by 4? A. B. 74276436753578437672406743 A. One B. Two C. Four D. Six C. D. 2. Which of the following Venn diagrams best represents the relationship amongst “Mammals, Cows, Crows”? 6. If ‘+’ stands for multiplication, ‘×’ stands for division, ‘–’ stands for addition and ‘÷’ stands for subtraction. A. B. Then, the value of 20 – 8 × 4 ÷ 3 + 2 = ? A. 41 B. 19 C. 16 D. 18 C. D. 7. Select the mirror image of Fig. (X) from the given options, if the mirror is placed along PQ. P 3. Select a figure from the options which satisfies the same condition of placement of the dots as in Fig. (X). Q Fig. (X) A. B. Fig. (X) A. B. C. D. C. D. 8. In a certain code language, DIPLOMA is written as FERHQIC, then what is the code for PENCILS in the language? 4. If P is 40 m South-West of Q and R is 40 m A. RAPYHKU South-East of Q, then what is the direction of R with B. RAPYKHU respect to P? C. RPAYKHU A. East B. West D. RAPKYHU C. North-East D. South 9. Select a figure from the options, which when placed 5. A square transparent sheet with a pattern is given. in the blank space of Fig. (X) would complete the Find the figure from the options as to how the pattern pattern. would appear when the transparent sheet is folded along the dotted line. ? Transparent sheet Fig. (X) 2 | 18th NSO | Class-6 | Set-2 | Level 1 10. Pointing towards a boy, Namrata says, “He is the A. B. son of my grandfather’s only child.” How is the boy related to Namrata? A. Brother C. D. B. Cousin C. Uncle D. Data inadequate Science 11. Which of the following pairs relating different units A. (i) and (ii) B. (i), (ii) and (iii) are incorrect? C. (i), (ii) and (iv) D. (i), (iii) and (iv) (i) 10 cm = 1 dm 15. Match the column I with column II and select the (ii) 20 m = 2000 km correct option from the given codes. (iii) 30 mm = 3000 cm (iv) 40 m = 400 dm Column I Column II A. (i) and (ii) B. (ii) and (iii) (a) (i) Circular Motion C. (iii) and (iv) D. (i) and (iv) 12. Four light bulbs are concealed from an observer by an opaque wall as shown in the figure. Without shifting the positions of the observer and the bulbs, (b) (ii) Periodic Motion how many bulbs can the observer see from the mirror? Opaque wall R S (c) (iii) Oscillatory Motion Q P (a) (b) (c) Plane mirror A. (i), (iii) (ii), (iii) (i), (ii) A. 1 B. 2 B. (i), (ii) (i), (iii) (ii), (iii) C. 3 D. 4 C. (i), (ii) (i), (ii) (ii), (iii) D. (ii), (iii) (i), (iii) (i), (iii) 13. Which of the following statements about energy is/are true? 16. An electrical circuit is shown here. When the switch (i) Energy cannot be stored or transmitted. S is opened, which of the following lamp(s) will (ii) Energy can neither be created nor destroyed. switch off? 2 (iii) Energy cannot be converted from one form to A. 1 only 1 3 another. B. 3 only A. (ii) only B. (ii) and (iii) C. 2 and 3 only S C. (i) and (ii) D. (i) and (iii) D. 1, 2 and 3 14. Which of the following statements are correct? 17. A solid, transparent sphere has a small, opaque (i) Venus is the second brightest object in the night dot at its centre. When observed from outside, the sky. apparent position of the dot will be (ii) Comet is a small heavenly body made up of ice A. Closer to the eye than its actual position and dust. B. The same as its actual position (iii) Asteroids are commonly known as shooting stars. C. Farther away from the eye than its actual position (iv) Saturn is surrounded by several flat rings. D. None of these. 18th NSO | Class-6 | Set-2 | Level 1 | 3 18. Read the given statements and select the correct P Q R S option. A. (ii) (i) (iv) (iii) Statement 1 : In an electric circuit, the direction B. (iii) (i) (iv) (ii) of current is taken to be from the negative to the C. (iii) (ii) (i) (iv) positive terminal of the electric cell. D. (iv) (iii) (i) (ii) Statement 2 : A current can flow only when its path 22. The given diagram shows a method by which a solid forms a closed loop. can be separated from solid-water mixture. Which A. Both statements 1 and 2 are true and statement 2 one of the following could be that solid? is the correct explanation of statement 1. Filter paper B. Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1. Solid C. Statement 1 is true and statement 2 is false. D. Statement 1 is false and statement 2 is true. Liquid 19. Four plotting compasses are placed near a bar magnet. One compass appears like this . A. Salt What is a possible position for the compass? B. Sugar (Ignore any effects of the Earth’s magnetic field.) C. Sand 1 D. Ice crystals 23. Read the given statements and select the correct S N 2 option. 3 Statement 1 : All physical changes are reversible changes. 4 Statement 2 : In a physical change, the substance A. 1 B. 2 remains same but shape and size of the substance C. 3 D. 4 changes. 20. A pendulum bob pivoted at point A, starts swinging A. Both statements 1 and 2 are true and statement 2 from point B. Assuming that there is no loss of is the correct explanation of statement 1. energy to the surroundings, at which position will B. Statement 1 is true and statement 2 is false. the bob next come to a momentary rest? C. Statement 1 is false and statement 2 is true. A D. Both statements 1 and 2 are false. Z B 24. Study the given flowchart carefully. Y X Material W A. W B. X Yes P Conducts heat and electricity? C. Y D. Z No Yes Yes Q Transparent? Brittle? 21. Match the column I with column II and select the No No correct option from the given codes. Yes High melting point? Strong? S Column I Column II Yes P. Water in an icetray (i) Evaporation R turning into ice cubes. Q. Perfume gradually (ii) Boiling Identify the four groups of materials P, Q, R and S. losing its smell. P Q R S R. Water droplets forming (iii) Freezing A. Metals Ceramics Plastics Glass on the windowpanes of an air conditioned bus. B. Ceramics Glass Metals Plastics S. Bubbles appearing in a (iv) Condensation C. Plastics Metals Glass Ceramics liquid when it is heated. D. Metals Glass Ceramics Plastics 4 | 18th NSO | Class-6 | Set-2 | Level 1 25. Study the given diagram carefully and select the 29. Which of the following affects the solubility of a correct option. substance? X I. Type of solvent II. Temperature P T III. Size of the particles Q U A. I and II B. I and III C. II and III D. I, II and III Y Z 30. Select the option that is not true regarding the type of seed dispersal shown in figure. R Seeds S A. X – Solid, Y – Liquid, R – Heating B. Y – Gas, Z – Liquid, T – Heating A. Seeds dispersed by this method are small and light C. X – Solid, Z – Gas, P – Freezing in weight. D. Y – Gas, X – Liquid, Q – Cooling B. This type of seed dispersal is found in cotton and dandelion. 26. Which of the following is correctly matched? C. Seeds dispersed by this method may possess hair I. No more salt can be dissolved – Saturated solution or wing like structures. II. Milk and water can be separated – Filtration D. This type of seed dispersal cannot carry the seeds III. To separate heavier and lighter components – to far off places. Winnowing 31. Which out of the following features is common to IV. To obtain butter from milk – Sieving both the frog and the earthworm? A. I and III B. II and IV A. Both live in burrows to keep themselves cool. C. I, III and IV D. All of these B. Both possess scales on their bodies. 27. Which of the following statements is true? C. Both breathe through their moist skin. A. Setting of milk to form curd is a chemical and D. Both of them do not possess a backbone. reversible change. 32. In a cage with plenty of plants, B. Spoiling of food is a chemical and irreversible P three organisms P, Q and R Population change. were kept together. Out of these C. Burning of paper is a physical and reversible three, two are herbivores while Q change. one is carnivore. The changes in R D. Boiling of an egg is a physical and reversible their population over time were Time change. plotted in the graph as shown here. Which of the following conclusions can be made about their eating 28. Study the given Venn diagram. habits? A. Q is a carnivore that feeds on P. Chemical Slow B. Q is a herbivore that feeds on the available plants change change and is also not eaten by P. C. R is a herbivore that does not feed on the available plants and is also not eaten by P. D. Q is a carnivore that feeds on R. Irreversible change 33. Read the given statements and select the correct Centre point (•) represents option. A. Making paper boat Statement 1 : Woollen clothes provide us warmth B. Burning crackers in cold weather. C. Blowing a balloon Statement 2 : Woollen fibres trap air in the pockets D. Rusting of a bicycle. formed between the individual fibres. 18th NSO | Class-6 | Set-2 | Level 1 | 5 A. Both statements 1 and 2 are true and statement 2 37. Select the incorrect statement out of the following. is the correct explanation of statement 1. A. Weaving and knitting are the two methods of B. Both statements 1 and 2 are true but statement 2 converting yarn into fabric. is not the correct explanation of statement 1. B. Synthetic fibres have less water absorption capacity C. Statement 1 is true and statement 2 is false. than natural fibres. D. Statement 2 is true and statement 1 is false. C. Jute plants are harvested at flowering stage to obtain fibres. 34. A funnel is fitted into a stopper Funnel Water D. Cotton fibres are sourced from seed hair and thus that closes the mouth of a flask as Stopper burn with smell like that of a burning hair. shown in the given diagram. Sonu wants to fill the flask with water 38. Select the correct statement about skeletal system in but water does not flow in when it some animals. Flask is poured into the funnel. This is A. Earthworms have liquid skeleton i.e., the liquid because _______. trapped in body spaces keeps the body firm. A. The air pressure inside the flask is lower than the B. Snails and sharks have only a skeleton outside pressure of water in funnel. their body i.e., an exoskeleton. B. The space in the flask is occupied by air. C. Snakes and birds have hollow bones which reduces C. The funnel is too small for water to flow their body weight and makes movement easier. through. D. Cockroaches have an endoskeleton made of chitin. D. The mouth of the flask is not sealed tightly enough. 39. Given below are some adaptations shown by animals. 35. Refer to the given flow chart and select the option (i) Large sized ears that correctly identifies the fibres P, Q and R. (ii) Thick fur on the body (iii) Waterproof fur or feathers Plant fibre (iv) Thick layer of fat under the skin (v) Aestivation (vi) Hibernation From stem From seed From fruit Which of these adaptations can be found in animals living in polar regions? P Q R A. (i), (ii), (iii) and (v) B. (iii), (iv), (v) and (vi) P Q R C. (ii), (iii), (iv) and (vi) D. (ii), (v) and (vi) A. Cotton Jute Flax B. Flax Coir Cotton 40. Which of the following activities will not help to C. Jute Cotton Coir reduce pollution? D. Cotton Terylene Jute A. Restricting littering and dumping of waste in water bodies. 36. B. Restricting smoking in public areas. P C. Spraying pesticides on plants to kill pests. Q D. Treating waste water before discharging it into rivers. 41. Study the given table. Vitamin Source Deficiency causes R A Carrots (i) B3 Whole cereals (ii) S D (iii) Rickets (iv) Green vegetablesExcessive bleeding from wounds Select the correct option for (i), (ii), (iii) and (iv). Identify the joints labelled as P, Q, R and S in the (i) (ii) (iii) (iv) given figure, and select the correct option. A. Night Pellagra Mushrooms K Gliding Ball and Hinge Pivot blindness joint socket joint joint joint B. Night Beri-beri Mushrooms K A. S P Q R blindness B. R Q P S C. Pellagra Beri-beri Amla C C. R Q S P D. Beri-beri Night Eggs B12 D. S P Q R blindness 6 | 18th NSO | Class-6 | Set-2 | Level 1 42. Sumit performed the scratch test with three types of 44. Which of the following statements is incorrect for minerals X, Y and Z and the results are shown here. the organisms shown in the picture? Y Z X X X Z Scratch No scratch Scratch marks marks marks Select the option that correctly arranges these minerals A. They are adapted to reduce evaporative loss of in ascending order of hardness. water from their body. B. The outermost layer of their body is thick and A. X < Y < Z B. Z<Y<X protective. C. Z < X < Y D. Y<Z<X C. They can store a large amount of water in their 43. Study the given flow chart. body. D. None of these Is it a Yes Does it support Yes Start Q gas? burning? 45. Match column - I with column - II and select the correct option from the given codes. No No Column I Column II P Is it given (a) Floods (i) Aquifers Yes out during R (b) Ground water (ii) Salt water respiration? (c) Ocean (iii) Rain No (d) Precipitation (iv) Dirt and water vapour (e) Clouds (v) Excess rain S A. (a) - (i), (b) - (ii), (c) - (iii), (d) - (iv), (e) - (v) Which of the following letters represents nitrogen gas? B. (a) - (v), (b) - (i), (c) - (ii), (d) - (iii), (e) - (iv) A. P B. Q C. (a) - (i), (b) - (v), (c) - (iii), (d) - (ii), (e) - (iv) C. R D. S D. (a) - (v), (b) - (i), (c) - (iii), (d) - (ii), (e) - (iv) Achievers Section 46. The given figure shows a bar magnet. If this magnet Set-up Volume of Common Temperature is placed on a sheet of paper containing iron filings, water (mL) salt (°C) then which of the following graphs best shows the 1 50 10 g rock 30 number of iron filings sticked to it as its length crystals increases from point P to point Q? 2 50 10 g finely 60 P Q powdered 3 100 10 g rock 30 No. of iron filings crystals No. of iron filings 4 100 10 g finely 60 A. B. powdered Study the given data carefully and fill in the blanks P Length Q P Length Q by choosing an appropriate option. Abhinav concluded that salt dissolved fastest in No. of iron filings No. of iron filings set-up (i) and slowest in set-up (ii) . This is because the solubility increases with (iii) in C. D. temperature, (iv) in particle size of salt and (v) in volume of water. P Length Q P Length Q (i) (ii) (iii) (iv) (v) A. 4 1 decrease increase decrease 47. Abhinav observed the solubility of common salt in B. 2 3 increase decrease increase water under different sets of conditions as given in the C. 4 1 increase decrease increase table. D. 1 4 increase decrease increase 18th NSO | Class-6 | Set-2 | Level 1 | 7 48. Read the given passage. B. Y can be a plant that is adapted to live in desert To test the presence or absence of proteins in a food areas. sample, take some mashed eggs in a test tube, add C. Z can be a sweet potato plant. few drops of water into it and shake it. Then add two D. In plant Z, X changes into fruit after pollination. drops of Benedict’s reagent and ten drops of ethanol to the test tube. Shake well and let the test tube stand 50. for a few minutes. Violet colouration indicates the absence of proteins in the food sample. Some of the words have been italicised in the passage. Select the correct statement regarding them. A. Benedict’s reagent should not be replaced. B. Ethanol should be replaced by caustic soda solution. C. Violet should be replaced by red. Refer to the given diagram representing water cycle. D. Absence should not be replaced. Different processes of the water cycle have been labelled as 1, 2, 3, 4 and 5. Select the incorrect option 49. Read the given passage and answer the accompanying regarding these. question. X is the part of the plant which generally grows A. Process 5 will increase when humidity of air towards light. It transports water, minerals and food decreases while process 2 will decrease. to all parts of the plant. In some plants, X is modified B. Process 3 can involve change from gaseous to to prepare food, e.g., in Y. In some other plants, X liquid state or from gaseous to solid state depending grows underground and stores food, e.g., in Z. upon the ambient temperature. Which of the following statements is correct regarding C. An increase in process 4 can gradually lead to a X, Y and Z? decrease in process 1. A. The main function of X is to absorb water from D. Process 5 and 2 are interrelated and an increase the soil. in process 5 leads to an increase in process 2. SPACE FOR ROUGH WORK 8 | 18th NSO | Class-6 | Set-2 | Level 1 Class 6 19th Set A Year 2016 logical reasoning 1. Select the odd one out. 6. Select a figure from the options, which will continue the same series as established by the Problem Figures. A. 5, 10, 20, 15 B. 25, 50, 100, 75 Problem Figures C. 10, 20, 60, 45 D. 15, 30, 60, 45 2. How many minimum number of straight lines are ? required to make the given figure? A. B. C. D. A. 15 B. 16 7. In a certain code language, CENTRAL is written C. 17 D. 18 as ABCDEFG and PLANETARIUM is written as 3. Find the missing number, if a certain rule is followed HGFCBDFEIJK. How will LANTERN be written in row-wise or column-wise. the same code language ? A. GFCDFEG B. GFCDEFG 6 6 9 C. GFCDBEC D. GFCDBEB 5 7 5 4 3 ? 8. Five boys are standing in a row facing East. Mohit is 120 126 360 to the left of Sameer, Tushar and Samrath. Sameer, Tushar and Samrath are to the left of Aman. Samrath A. 4 B. 8 is between Sameer and Tushar. If Tushar is fourth C. 12 D. 16 from the left, how far is Sameer from the right? 4. Select a figure from the options, which when placed A. First B. Second in the blank space of Fig. (X) would complete the C. Third D. Fourth pattern. 9. Select a figure from the options, which will complete the given figure matrix. A. B. A. B. C. D. 5. Study the diagram carefully. C. D. 10. Arrange the given words in the sequence in which they occur in the dictionary and then choose the correct sequence. 1. Protein 2. Problem Architects who are neither Indians nor musicians 3. Proverb 4. Property are represented by ________. 5. Project A. b B. c A. 1, 2, 3, 4, 5 B. 2, 1, 4, 3, 5 C. f D. g C. 2, 5, 4, 1, 3 D. 3, 4, 5, 2, 1 2 | 19th NSO | Class-6 | Set-A | Level 1 Science 11. A bar magnet gets broken into four pieces E, F, G 15. To protect the user, part(s) _______ of the plug as shown and H. in the figure must be made of electrical insulators. Which of the following options shows the correct poles in broken pieces ? A. P only B. R only A. C. R and S D. Q and S B. 16. Match column-I with column-II and select the correct C. option. D. Column-I Column-II (i) (a) Rectilinear motion 12. A 1 m long uniform beam is being balanced as shown in the given figure. (ii) (b) Oscillatory motion What are the forces X and Y ? (iii) (c) Curvilinear motion Force X Force Y A. 1 N 0N B. 2 N 1N C. 3 N 3N (iv) (d) Rotatory motion D. 4 N 7N 13. Which of the following statements about pinhole A. (i) – (c), (ii) – (b), (iii) – (d), (iv) – (a) camera are correct ? B. (i) – (c), (ii) – (a), (iii) – (d), (iv) – (b) C. (i) – (d), (ii) – (a), (iii) – (b), (iv) – (c) (i) It is a camera with a single lens. D. (i) – (d), (ii) – (b), (iii) – (a), (iv) – (c) (ii) It produces an upside down image of object. (iii) It does not have a screen. 17. Peehu has a card with the word MAGNET written on it. She places a plane mirror at position (1) and then (iv) It works because light travels in a straight line. at position (2) as shown in the figure and observes (v) It forms real and colourless shadows of objects. the images. A. (i) and (v) only B. (ii) and (iv) only C. (i), (iii) and (iv) only D. (ii), (iv) and (v) only 14. Which of the following statements is incorrect about Which of the following options correctly shows the the asteroids? images formed by the plane mirror for the two given A. They are planet like objects, but smaller and often positions? irregularly shaped. Position 1 Position 2 B. Majority of asteroids orbit in the asteroid belt A. between the orbits of Mars and Jupiter. B. C. Asteroids are mainly composed of mineral and rock. C. D. Vesta is the largest and most massive asteroid discovered. D. 19th NSO | Class-6 | Set-A | Level 1 | 3 18. In which of the following does the fulcrum not lie Which of the following statements is true about between the effort and the load ? X and Y? A. Particles of element X can move freely in all A. B. directions. B. Element Y is incompressible in nature. C. Element X is a solid and element Y is a gas. C. D. D. Element X is less denser than element Y. 23. Substances W, X, Y and Z are obtained from different 19. Study the given flowchart carefully. types of mixtures by using appropriate separating processes as shown in the given flowchart : Types of Mixtures Solid in solid Solid in liquid Liquid in liquid Separating process Immiscible liquids W Soluble solid Insoluble solid Separating process Separating Separating process process Z Which of the following correctly lists the names of planets that can be placed at P, Q, R and S in the X Y given flowchart ? Separating processes used to obtain W, X, Y and Z P Q R S respectively are A. Mars Venus Earth Mercury A. Winnowing, filtration, sedimentation and B. Venus Mercury Earth Mars evaporation C. Mercury Earth Mars Venus B. Sedimentation, winnowing, filtration and separating D. Mars Earth Venus Mercury funnel C. Handpicking, sedimentation, winnowing and 20. Fill in the blanks by choosing an appropriate option. evaporation Magnetic strength of a bar magnet is (i) at its poles D. Sieving, evaporation, filtration and separating and (ii) at its centre. Two (iii) poles attract each funnel. other whereas two (iv) poles repel each other. (i) (ii) (iii) (iv) 24. Rohan, a class 6 student used lemon juice to write a A. Maximum Minimum Opposite Similar secret message to his friend on a white paper. He let B. Maximum Maximum Opposite Similar the paper dry completely and message disappeared (Process I). He asked his friend to gently heat the C. Minimum Minimum Similar Opposite paper (taking care that it does not catch fire) to see D. Minimum Maximum Similar Opposite the message (Process II). 21. Rashmi, a class 6 teacher listed the given materials Which of the following statements is correct regarding on the board and asked students to classify them on the types of changes taking place in processes I and II? the basis of transparency. A. Both are physical changes. (I) Window glass (II) Oily paper (III) Metal sheet B. Both are chemical changes. (IV) Thin muslin cloth (V) Concrete wall C. Process I is a physical change and process II is a Which of the following represents the correct chemical change. classification? D. Process I is a chemical change and process II A. I, IV-transparent; II-translucent; III, V-opaque is a physical change. B. I, II-translucent; III-opaque; IV, V-transparent 25. Which of the following statements are incorrect? C. I-transparent; II, IV-translucent; III, V-opaque D. V-opaque; II, III-translucent; I, IV-transparent I. Vinegar and lemon juice form a separate layer on water. 22. The given diagrams represent two elements : II. Freshly cut surfaces of metals are lustrous. III. Oxygen gas is transparent while milk is opaque. IV. Wax when mixed with water forms a solution. A. I and II only B. I and IV only Element X Element Y C. III and IV only D. None of these 4 | 19th NSO | Class-6 | Set-A | Level 1 26. The given diagram describes the changes that take A. Objects X and Z will sink while W and Y will float. place between different states of matter : B. Objects W and Y will sink while X and Z will float. C. All four objects will sink. D. All four objects will float. 30. Refer to the given figure showing a typical plant with its parts labelled as U, V, W and X and read the following paragraph. X The processes in which heat energy is given out are W A. I and III only B. I, IV and V only C. I, II and IV only D. None of these. U 27. Some common changes are classified in the given table : S. No. Changes Type 1. Stiching a shirt from the Irreversible V fabric 2. Breaking of an egg Chemical 3. Lighting an electric bulb Reversible P is a plant where part U is edible, plant Q has edible Occurrence of new moon Non-periodic part W, plant R has edible part X whereas plant S has 4. edible part V. 5. Dissolving sugar in water Physical Select the option that correctly identifies these Which of these changes are correctly matched? plants. A. 2, 4, and 5 only B. 1, 3 and 5 only P Q R S C. 2 and 5 only D. All of these A. Clove Mustard Cumin Ginger 28. Sonali mixed a packet of salt in a small amount of B. Pomegranate Rose Orange Turmeric sand and then tried to recover the salt by the usual C. Pomegranate Spinach Clove Radish processes of sedimentation, decantation or filtration D. Cumin Rose Spinach Potato followed by evaporation. To her surprise, she could recover only a small part of the salt that she had 31. Select the incorrect option regarding the given figure taken. The possible reasons could be of a neuron with its parts labelled as P, Q, R, S I. Salt also got evaporated along with water. and T. P II. The quantity of salt was much more than that required to form a saturated solution. Q III. The undissolved salt remained mixed with sand. IV. The quantity of water taken was insufficient to R dissolve all the salt. S A. II and III only B. I and IV only C. II, III and IV only D. All of these. 29. Soham, a class 6 student, took four solid objects W, X, T Y, and Z of different weights and made from the same plastic material of density 0.85 g/cm3 and placed them in A. Part P of this neuron connects with part T of beakers containing equal amount of water having density another neuron. 1.0 g/cm3 as shown in the figure : B. Part R is formed by wrapping of a special cell around S of the neuron. C. Part Q is central vacuole that contains signal transmitting compounds. D. Part P receives signals and part T carries signals What would be his observation? out of the neuron. 19th NSO | Class-6 | Set-A | Level 1 | 5 32. On the basis of body covering, Rohit made four groups X Y Z of three organisms each. In an attempt of doing so, he 2.5 sec 2 sec 4 sec classified organisms incorrectly in one of the groups. Identify this group and select the correct option. Now, select the correct option regarding this. A. Tortoise, Snail, Oyster A. Fabric Z can be obtained from seeds of a plant and fabric Y can be obtained from stem of a plant. B. Fish, Snake, Lizard B. Fabric Z can be obtained from the stem of a plant C. Penguin, Ostrich, Bat and fabric Y can be obtained from larva of an D. Hippopotamus, Whale, Cow animal. C. Fabric Y can be obtained from the fur of an animal 33. Match column I with column II and select the correct and fabric X can be obtained from larva of an option from the given codes. animal. Column I Column II D. Fabric Y can be obtained from the fur of an animal a. Iron (i) Beriberi and fabric Z can be obtained from larva of an b. Vitamin B1 (ii) Anaemia animal. c. Vitamin C (iii) Scurvy 38. X is a stem modified to store food, while Y is a stem d. Vitamin D (iv) Goitre modified to make food. X and Y are respectively e. Iodine (v) Rickets A. Cactus and sweet potato B. Onion and potato A. a - (ii), b - (i), c - (iii), d - (v), e - (iv) C. Ginger and cactus B. a - (i), b - (iii), c - (iv), d - (v), e - (ii) D. Dahlia and ginger. C. a - (iii), b - (ii), c - (iv), d - (v), e - (i) D. a - (iv), b - (i), c - (v), d - (iii), e - (ii) 39. Refer to the given figures and select the correct option regarding these, when they are operating. 34. A large number of fur seals and aquatic birds were found dead near a water body. The reason behind their death came out to be the failure of their temperature regulating system. This indicates the occurrence of a/an _____________ recently. I II A. Avalanche A. Object I converts mechanical energy into kinetic B. Oil spill energy whereas object II converts electrical energy C. Acid rain into potential energy. D. Flood B. Object II converts electrical energy into kinetic, heat and sound energy. 35. The given relationship is based on eating habits of C. Object I converts potential energy into kinetic animals. energy. Deer : Sparrow : Lion D. Both B and C Which of the following options satisfies the same 40. If P represents the fibre and Q represents the fabric, relationship? find out the correct order in which Q is made from P. A. Tiger : Bear : Ant A. P obtained from source, Weaving, Yarn, B. Cow : Crow : Tiger Spinning, Q C. Lion : Goat : Leopard B. P obtained from source, Spinning, Weaving, D. Sheep : Panther : Bear Yarn, Q C. P obtained from source, Spinning, Yarn, 36. Cinchona, isabgol, neem, Rauwolfia are Weaving, Q A. Oil yielding plants B. Medicinal plants D. None of these C. Fibre yielding plants D. Food plants. 41. ‘Reducing’ a part of garbage management can be 37. Equal sized square pieces of three different fabrics exemplified by __________. X, Y and Z were taken and spread out on a floor. Three A. Carrying your own jute bag while shopping small similar metal balls were each rolled with equal B. Packing objects using least possible packing force from one end diagonally to the other end of material fabric piece. Time taken by the balls to reach other C. Using both sides of paper for writing end of fabric was noted to be as follows : D. All of these 6 | 19th NSO | Class-6 | Set-A | Level 1 42. In the textile industry, the given tool was used earlier to produce ______ from ________. A. Fibre, Yarn B. Yarn, Fibre C. Fabric, Yarn D. Yarn, Fabric X Y Z 43. Refer to the given flow chart and identify the components X Y Z X, Y and Z of air? A. Alternate Opposite Whorled B. Opposite Whorled Alternate Promotes Yes C. Whorled Alternate Opposite X burning D. Opposite Alternate Whorled No 45. The given table shows the rank of three different minerals on the scale of hardness. Needed Mineral Rank of hardness Yes by plants to Y X 5 make food Y 3 No Z 8 Based on the above data, which of the following Z results of scratch test will be obtained? A. X – Nitrogen, Y – Oxygen Y Z B. Y – Carbon dioxide, Z – Oxygen C. X – Oxygen, Z – Nitrogen A. Scratch Z B. Scratch Y marks marks D. Y – Nitrogen, Z – Carbon dioxide 44. Phyllotaxy is the arrangement of leaves on the stem. Y X Identify the three types of phyllotaxy shown in the C. Scratch X D. Scratch marks Z given figures, X, Y and Z. marks Achievers Section Direction: Refer to the given paragraphs to answer questions A. Femur should be replaced by tibia. 46 and 47. B. 180° should be replaced by 360°. P is a joint that allows movement in one plane only and C. More than should be replaced by only. shows 180° of movement. The movement of car doors D. Skull should be replaced by knee. resembles the movement of bones between which this joint is present. This type of joint is found in our body 48. A scientist conducted a study on four different species at elbow and in skull. of organisms (W, X, Y and Z) that are related in an Q joint allows movement in all directions and in more aquatic food chain. He estimated the total number of than one plane. This joint controls the movement of the individuals in the population of each species and the humerus and femur bones. Movement of pestle in a mortar average biomass of each individual. resembles the movement of bones in this joint. Species Average biomass Number of of each individual/ individuals 46. The joints P and Q in the above paragraphs are arbitrary units respectively W 5000 85 A. Hinge joint, Pivot joint X 14500 43 B. Pivot joint, Ball and socket joint Y 32 200 C. Gliding joint, Hinge joint Z 18 4000 D. Hinge joint, Ball and socket joint. Which of the following shows the correct relation of 47. Some of the italicised words are mentioned incorrectly these species in a food chain? in the paragraphs. Select the correct option regarding A. Z → Y → W → X B. X → W → Z → Y them. C. X → W → Y → Z D. Z → W → X → Y 19th NSO | Class-6 | Set-A | Level 1 | 7 49. One of the four identical light bulbs in a series circuit has blown off as shown in the figure. Reversible change 1 Physical change 3 Chemical 2 change 4 Irreversible change 1 2 3 4 Which of the following statements is correct about A. Falling of Occurrence Growth Tearing the bulbs? trees of rainbow of plants paper into A. R will not glow while P, Q and S will glow as pieces before. B. Knitting Setting of Making Dissolving B. R will not glow while P, Q and S will glow brighter sweater milk to rice sugar in than before. from wool form curd puddings water C. R will glow brighter than before while P, Q and C. Expansion Breaking Lighting Boiling an S will glow as before. of mercury of glass LPG egg in ther- stove D. All the bulbs P, Q, R and S will not glow. mometer 50. Observe the given Venn diagram carefully and fill D. Filling a Melting of Burning Boiling of in the blanks by choosing an appropriate option. water ice of paper water bottle SPACE FOR ROUGH WORK 8 | 19th NSO | Class-6 | Set-A | Level 1 Class 6 19th Set B Year 2016 logical reasoning 1. Trishika starts walking straight facing South. After A. 1, 5, 6; 2, 3, 4; 7, 8, 9 walking 30 metres she turned to her right, walked B. 1, 4, 7; 2, 5, 8; 3, 6, 9 25 metres and turned to her left. Again after walking a C. 1, 2, 3; 4, 5, 8; 6, 7, 9 distance of 10 metres she turned to her left. In which D. 1, 3, 5; 2, 4, 8; 6, 7, 9 direction is she facing now? 6. Pointing to a photograph, a man said, "She is the A. West daughter of my grandfather's only son." How is the B. East woman related to the man? C. North-East A. Mother B. Daughter D. South-West C. Sister D. Sister-in-law 2. Select the CORRECT match. 7. If 'P' denotes '×', 'R' denotes '÷', 'M' denotes '–' and 'W' denotes '+', then the value of A. – Mountains, Forest, Earth 20 R 5 W 12 M 3 P 4 = ? A. 4 B. 16 B. – Fruit, Mango, Grass C. 28 D. 52 8. Select the option which satisfies the same conditions C. – Cars, Brakes, Steering wheels of placement of the dots as in Fig. (X). D. – Cereal, Wheat, Rice 3. Select a figure from the options which completes the pattern in Fig. (X). A. B. A. B. C. D. C. 9. If in a certain code language, UTENSIL is coded as WVGPUKN, which word would be coded as WINTER ? D. A. UGLRCP 4. Mohit is 27th from the left end in a row of 49 boys B. UGLRPC and Samrath is 27th from the right end in the same C. ULGRCP row. How many boys are there between them in the D. PCRLGU row? 10. Select the correct mirror image of the given figure, A. 6 B. 3 if the mirror is placed vertically to the left. C. 5 D. Can't be determined 5. Group the given figures into three classes using each figure only once. 1 2 3 A. B. 4 5 6 C. D. 7 8 9 2 | 19th NSO | Class-6 | Set-B | Level 1 Science 11. Which of the following arrangements of four bar 16. Submultiple micro is equal to magnets is not possible? A. 1/1000000 B. 1/100000 C. 1/10000000 D. 1/1000 A. B. 17. Fill in the blanks by choosing an appropriate option. Venus is the brightest planet in the Earth’s night sky. Venus rotates from (i) to (ii) about its axis, and all the other planets rotate from (iii) to (iv) about their axes. C. D. (i) (ii) (iii) (iv) A. East West East West B. East West West East 12. A windmill is pushed by four external forces as shown C. West East East West in the figure. Which of the following is not a possible D. West East West East set of forces P and Q for the windmill to be stationary ? P Q 18. Match column-I with column-II and select the correct option from the given codes. A. 10 N 8 N B. 9 N 9N Column-I Column-II C. 2 N 16 N (i) (a) Oscillatory motion D. 6 N 14 N 13. Which of the following statements is correct? (ii) (b) Rotatory motion A. Eclipse occurs due to reflection of light. B. A person located in umbra region may not see the source of light directly. (iii) (c) Curvilinear motion C. Moon is a luminous body. D. The size of the shadow depends on the size of object only. (iv) (d) Random motion 14. In which of the following does the fulcrum lie between the load and the effort ? A. B. A. (i) – (b), (ii) – (a), (iii) – (d), (iv) – (c) B. (i) – (c), (ii) – (d), (iii) – (a), (iv) – (b) C. (i) – (b), (ii) – (d), (iii) – (a), (iv) – (c) C. D. D. (i) – (c), (ii) – (a), (iii) – (d), (iv) – (b) 19. In the given circuit, the three lamps are identical. When switch S is closed then 15. Which of the following options correctly shows the image formed in the two given cases ? Case (i) Case (ii) A. A. Lamp P becomes dimmer B. B. Lamp P is as bright as lamp Q C. C. Lamp Q is not as bright as lamp R D. D. Lamp P remains as bright as before. 19th NSO | Class-6 | Set-B | Level 1 | 3 20. Study the given flowchart carefully. C. D. 24. Match the Column I with Column II and select the correct option from the given codes. Column I Column II P. Cleaning muddy water 1. Winnowing Q. Separating sand 2. Filtration from gravel Which of the following correctly lists the names of R. Separating chaff 3. Separating funnel planets that can be placed at P, Q, R and S in the from the grains given flowchart? S. Separating kerosene 4. Sieving P Q R S from a mixture of A. Saturn Jupiter Uranus Neptune kerosene and water B. Saturn Uranus Jupiter Neptune P Q R S A. 4 2 1 3 C. Jupiter Neptune Saturn Uranus B. 2 4 3 1 D. Jupiter Saturn Neptune Uranus C. 3 2 1 4 21. Substances X, Y and Z have the following properties : D. 2 4 1 3 X : Elastic, opaque, non-edible 25. During summer holidays while doing their science Y : Liquid, inflammable, edible project, a group of class 6 students classified things Z : Hard, floats on water, inflammable around them as given in the table : X, Y and Z are respectively Material Ap- Transpar- Floats/ Soluble/ A. Plastic, milk and iron nail pear- ency sinks in insoluble B. Sand, honey and soap ance water in water C. Rubber band, cooking oil and matchstick 1. Silver coin Hard Opaque Sinks Insoluble D. Aluminium foil, shampoo and steel plate. 2. Grass Soft Transparent Sinks Soluble 3. A piece Hard Transparent Sinks Insoluble 22. The given figure shows the apparatus used to obtain of glass pure water from sugar solution : 4. Cotton Soft Opaque Floats Insoluble ball initially then sinks 5. Hair Soft Opaque Sinks Soluble Materials classified incorrectly are A. 3 and 4 only B. 1 and 5 only C. 2 and 5 only D. None of these. The processes occurring in apparatus I and II are 26. While explaining the working of a clinical thermometer, respectively Ms. Kusum, a science teacher explained that when temperature rises, mercury in the thermometer expands A. Boiling and vaporisation (Process I) and when temperature goes down, the mercury B. Sublimation and evaporation contracts and falls to a lower reading (Process II). C. Boiling and condensation Which of the following statements are correct regarding D. Melting and condensation. the processes I and II? (i) Both processes represent chemical changes. 23. Which one of the following diagrams represents an (ii) Both processes are reversible. example of an element-element mixture? (iii) Process I is a physical change and process II is a chemical change. (iv) Both processes represent physical changes. A. B. A. (ii) and (iv) only B. (i) and (ii) only C. (ii) and (iii) only D. None of these 4 | 19th NSO | Class-6 | Set-B | Level 1 27. W h e n f o u r d i f f e r e n t C. S forms swarms which destroy and eat away crop substances W, X, Y and Z fields that come in their way. are placed in a beaker, they D. P is Siberian crane, Q is eel, R is salmon and S get arranged in a way as is Monarch butterfly. shown in the figure : Identify substances W, X, 31. Which of the following does not involve a reflex Y and Z. arc? W X Y Z A. Closing of the eyes when a foreign object flies A. Stone Mustard oil Mercury Ice cube into them B. Ice cube Mercury Mustard oil Paper B. Kicking a soccer ball away when it is passed to C. Iron bar Honey Mustard oil Wooden you during a game block C. Stepping back when the toe is pricked by a D. Mercury Iron bar Honey Wooden thumbtack block D. Withdrawing the hand when it is burnt by a flame 28. The given table shows some properties of three substances P, Q and R : 32. Refer to the given dichotomous key. Substance Soluble in Attracted I. (a) Rock is formed from volcanic lava. – Go to II water by magnet (b) Rock is formed by deposition and cementing of P small rock fragments under pressure within water Q bodies. – Go to III R II. (a) Formed when magma slowly cools down beneath The following steps were carried out to obtain P from the earth's surface – P a mixture of P, Q and R : (b) Formed when lava quickly cools down on earth's 1. Filtration 2. Evaporation surface – Q 3. Magnetic separation 4. Addition of water III. (a) Formed when particles of sand get cemented The sequence in which these steps should be carried together – R out is (b) Formed from shells and skeletons of tiny sea A. 4, 1, 2, 3 B. 3, 4, 2, 1 creatures – S C. 3, 4, 1, 2 D. 4, 3, 2, 1 Select the correct statement regarding P, Q, R and S. 29. A solid substance ‘X’ sublimes at 95°C. Which of A. P consists of minerals such as mica, quartz and the following figures represents the arrangement of feldspar. particles of ‘X’ at 100°C? B. Powdered Q is used by dentists for polishing teeth whereas surgeons use knives made of P for eye surgery. A. B. C. R is used as a body scrubber whereas Red Fort in Delhi is made of S rock. D. None of these C. D. None of these 33. Identify the incorrect statement from the following. A. Matter exists in three forms. B. Matter can be changed from one form to another. 30. Read the given paragraph. P is a bird that migrates from Arctic to Antarctica C. A new substance is formed in a chemical change. to escape cold weather conditions, Q is a fish which D. Ice is heavier than water. migrates from freshwater to sea to breed whereas R is 34. Read the following statements. also a fish which migrates from sea to freshwater to (i) Air dissolved in water cannot be removed from it. breed and S is an insect which migrates from Canada to Mexico to escape winters. (ii) Density of air decreases with increasing altitude. Identify organisms P, Q, R and S and select the correct (iii) Air is an element that surrounds the earth and option regarding them. makes earth hospitable for living organisms. A. P almost covers a distance of 71000 km on average (iv) Air helps in pollination of several flowers and in during its migration cycle. the dispersal of seeds. B. Q completes its migration in single generation Which of the above statements are correct? whereas R completes its migration in A. (i) and (ii) only B. (ii) and (iv) only 5 generations. C. (i) and (iii) only D. (iii) and (iv) only 19th NSO | Class-6 | Set-B | Level 1 | 5 35. Scientists selected and grew three different species A. Spinach : Iron : Liver of plants P, Q and R in a big field to investigate B. Maize : Protein : Fish methods of seed dispersal in them. The given graphs C. Fish oil : Vitamin A : Carrot show the approximate number of seedlings found at D. Groundnut : Fat : Milk various radii around the parent plants. 39. Refer to the given food web. If a population of an organism X is introduced in this community who preys on mice and snake then what will be the likely consequence over time ? Which of the following holds true regarding plants A. The population of owl will decline with time. P, Q and R ? B. The populations of frog and sparrow will increase A. Seeds of P are heavy and bear spines and hooks. with time. B. Seeds of Q are winged and light weighted. C. Plant and grasshopper population will remain C. Seeds of R are hairy or bear fibrous outer coat. unaffected by introduction of organism X. D. P can be Dandelion, Q can be Xanthium and R D. Both A and B can be pea. 40. Refer to the given Venn diagram. 36. Given below are the four food components (P-S) and their corresponding sources. P – Meat, fish, eggs Q – Butter, ghee, margarine R – Bread, biscuits, potatoes S – Amla, tomato, orange Select the incorrect statement regarding these. A. Deficiency of P causes marasmus in children and kwashiorkor only in adults. What could be X and Y respectively? B. Among P, Q, R and S, 1 gram of Q produces the A. X – Ability to trap and retain air, Y – Fluffy maximum energy. texture C. Excess of R gets stored in body cells and is used B. X – Obtained from animals, Y – Ability to absorb for production of energy whenever required. water D. Deficiency of S leads to a disease in which gums C. X – Rough texture, Y – Comfortable to wear in swell up and bleed. hot and humid weather D. X – Shiny appearance, Y – Give characteristic 37. Refer to the given objects (1, 2 and 3) and identify smell of burning paper when burnt the positions of fulcrum and load in each of these. P Q U 41. Match column I (nutrient) with column II (function) Z and column III (deficiency symptom) and select the R V correct option from the given codes. X Y Column I Column II Column III 1 2 W P. Vitamin K (i) For normal (a) Anaemia 3 1 2 3 functioning of A. Fulcrum – Z Fulcrum – R Fulcrum – U thyroid glands Load – Y Load – P Load – V Q. Iodine (ii) Maintains (b) Haemorrhage B. Fulcrum – X Fulcrum – Q Fulcrum – W normal vision Load – Y Load – P Load – V R. Iron (iii) Helps in blood (c) Goitre C. Fulcrum – X Fulcrum – P Fulcrum – V clotting Load – Z Load – R Load – U S. Vitamin A (iv) Required for (d) Night D. Fulcrum – Y Fulcrum – R Fulcrum – W haemoglobin blindness Load – Z Load – Q Load – U formation A. P - (iii) - (b); Q - (i) - (c); R - (iv) - (a); S - (ii) - (d) 38. Study the given food relationship and select the correct B. P - (ii) - (c); Q - (i) - (d); R - (iii) - (a); S - (iv) - (b) option which satisfies the same relationship. C. P - (iv) - (a); Q - (ii) - (c); R - (i) - (b); S - (iii) - (d) Honey : Carbohydrate : Sugarcane D. P - (i) - (b); Q - (iv) - (a); R - (iii) - (c); S - (ii) - (d) 6 | 19th NSO | Class-6 | Set-B | Level 1 42. Read the given paragraph. D. Q is disposed off by decomposition process which th th In the 16 and 17 centuries, sailors who went on is slow but completely disposes off the waste. long voyage suffered from a disease ‘X’ as they did not get fresh fruits to eat during the voyage. In the 44. Refer to the given graph that year 1747, a doctor named, James Lind discovered shows how three different that if these sailors were given lemons and oranges, organisms P, Q and R cope the disease was cured very quickly. This led to the with external environmental discovery that X is a deficiency disease caused by the conditions and select the deficiency of Y. correct option regarding Identify X and Y in the above paragraph and select this. the correct option. A. P and R are warm blooded whereas Q is cold X Y blooded. A. Pellagra Vitamin B1 B. R could be a mammal, Q could be an amphibian B. Scurvy Vitamin C whereas P could be a reptile. C. Goitre Iodine C. Q may show a wide range of distribution but P is D. Rickets Fluorine restricted to areas with favourable environmental conditions. 43. R a v i c o l l e c t e d t h r e e D. P and R can tolerate extremes of temperatures and different types of wastes are cosmopolitan in distribution. P, Q and R from a human dwelling and left wastes P 45. Refer to the given classification table and select the and Q in an open field while correct option regarding P, Q, R and S. disposed off R by a manual method of waste disposal as it was toxic. The given Plant Functions Examples graph shows the changes in amount of P, Q and R part of plants with time. (i) Stem (a) Photosynthesis P Refer to the above given graph and select the incorrect (b) Support for climbing Q option regarding P, Q and R. (ii) Leaf (a) Reduction in water loss R A. P could be a man-made object whereas Q is derived (b) Support for climbing S from living organisms. A. P could be Aloe whereas Q could be Gloriosa. B. The method used for disposing off R is often B. P and R could be xerophytic plants. employed in disposal of hospital wastes. C. R could be Rhoeo whereas S could be C. Management of wastes P and R by any manual grapevine. method will always increase air and water pollution. D. Q could be pea whereas S could be pumpkin. Achievers section 46. Refer to the given flow chart and identify P, Q, R and S. 47. Saurabh classified living organisms in four groups (I, II, III and IV) each containing four members on the basis of the habitats in which they are found. In doing so he unknowingly placed one wrong member in each group. Identify the odd one out and select the correct option regarding this. I. Acacia, Camel, Toucan, Aloe II. Penguin, Fur seal, Polar bear, Lion-tailed macaque III. Sea horse, Octopus, Corals, Silverfish IV. Vallisneria, Chimpanzee, Red-eyed frog, Fern A. In group I, toucan is placed incorrectly and should be replaced with Kangaroo rat. B. Lion-tailed macaque is incorrectly mentioned in A. P - Salamander, Q - Snail, R - Cockroach, S- Tuna group II and should be included in group I. B. P - Scorpion, Q - Octopus, R - Ladybird beetle, C. In group III, sea horse is placed incorrectly and S- Ostrich should be replaced with Ceratophyllum. C. P- Earthworm, Q- Prawn, R- Tortoise, S- Scoliodon D. Vallisneria is wrongly placed in group IV and D. P - Snake, Q - Toad, R - Crocodile, S - Centipede should be replaced with sea horse. 19th NSO | Class-6 | Set-B | Level 1 | 7 48. The given diagram shows two identical bar magnets A. Organism X exclusively preyed upon organism placed side by side. Four compasses are positioned Y until the whole population is wiped out. at W, X, Y and Z. B. Organism Z is the predator in the community whose population grew as long as its food lasted and then started decreasing. C. Z is the predator of Y and Y is the predator of X. D. Both B and C 50. Read the given flowchart carefully and fill in the blanks by choosing an appropriate option. Which of the following options correctly shows the deflections of the compass needles in the given Changes compasses? W X Y Z P Q R S A. (i) Blowing of (i) Tearing (i) Hardening (i) Sunrise a balloon of paper of cement and sunset B. (ii) Drying a (ii) Cutting (ii) Baking a (ii) Low and C. wet cloth of trees cake high tides Identify P, Q, R and S. D. P Q R S 49. The given graph shows A. Irreversible Chemical Periodic Non-periodic changes in populations of physical 3 interrelated organisms X, B. Reversible Irreversible Chemical Periodic Y and Z in a community physical physical over some years. C. Reversible Chemical Non-Periodic Periodic What could be inferred from the given graph? physical D. Reversible Chemical Irreversible Non-periodic SPACE FOR ROUGH WORK 8 | 19th NSO | Class-6 | Set-B | Level 1 Answer Keys 15th nso SET A 1. (B) 2. (A) 3. (C) 4. (D) 5. (C) 6. (D) 7. (A) 8. (A) 9. (D) 10. (D) 11. (B) 12. (C) 13. (A) 14. (B) 15. (C) 16. (C) 17. (A) 18. (C) 19. (A) 20. (C) 21. (B) 22. (D) 23. (B) 24. (D) 25. (D) 26. (A) 27. (A) 28. (C) 29. (B) 30. (D) 31. (B) 32. (D) 33. (A) 34. (B) 35. (B) 36. (B) 37. (B) 38. (D) 39. (C) 40. (D) 41. (D) 42. (B) 43. (C) 44. (D) 45. (A) 46. (C) 47. (C) 48. (D) 49. (B) 50. (D) SET B 1. (B) 2. (C) 3. (C) 4. (A) 5. (D) 6. (A) 7. (D) 8. (D) 9. (B) 10. (D) 11. (C) 12. (C) 13. (C) 14. (B) 15. (A) 16. (B) 17. (C) 18. (D) 19. (C) 20. (A) 21. (A) 22. (C) 23. (B) 24. (C) 25. (A) 26. (B) 27. (B) 28. (D) 29. (D) 30. (A) 31. (A) 32. (B) 33. (C) 34. (B) 35. (B) 36. (C) 37. (D) 38. (A) 39. (A) 40. (C) 41. (C) 42. (A) 43. (C) 44. (D) 45. (D) 46. (C) 47. (D) 48. (D) 49. (B) 50. (C) 16th nso SET A 1. (D) 2. (D) 3. (D) 4. (D) 5. (A) 6. (B) 7. (B) 8. (C) 9. (D) 10. (A) 11. (A) 12. (C) 13. (C) 14. (A) 15. (C) 16. (C) 17. (D) 18. (A) 19. (B) 20. (A) 21. (A) 22. (B) 23. (A) 24. (D) 25. (D) 26. (D) 27. (B) 28. (B) 29. (C) 30. (D) 31. (A) 32. (A) 33. (D) 34. (A) 35. (A) 36. (C) 37. (B) 38. (A) 39. (D) 40. (B) 41. (D) 42. None 43. (C) 44. (C) 45. (D) 46. (B) 47. (D) 48. (A) 49. (B) 50. (B) SET B 1. (A) 2. (B) 3. (C) 4. (A) 5. (A) 6. (D) 7. (B) 8. (A) 9. (B) 10. (A) 11. (B) 12. (B) 13. (B) 14. (A) 15. (C) 16. (C) 17. (B) 18. (A) 19. (B) 20. (A) 21. (B) 22. (A) 23. (A) 24. (D) 25. (D) 26. (B) 27. (A) 28. (C) 29. (A) 30. (C) 31. (D) 32. (D) 33. (C) 34. (C) 35. (D) 36. (D) 37. (D) 38. (B) 39. (C) 40. (B) 41. (C) 42. (D) 43. (D) 44. (D) 45. (C) 46. (B) 47. (B) 48. (A) 49. (D) 50. (C) 17th nso SET A 1. (A) 2. (C) 3. (A) 4. (A) 5. (C) 6. (D) 7. (C) 8. (D) 9. (D) 10. (B) 11. (B) 12. (A) 13. (A) 14. (A) 15. (B) 16. (D) 17. (B) 18. (D) 19. (D) 20. (A) 21. (A) 22. (B) 23. (C) 24. (A) 25. (B) 26. (A) 27. (D) 28. (B) 29. (C) 30. (B) 31. (A) 32. (B) 33. (C) 34. (C) 35. (C) 36. (B) 37. (A) 38. (C) 39. (D) 40. (B) 41. (B) 42. (B) 43. (D) 44. (D) 45. (B) 46. (D) 47. (A) 48. (C) 49. (D) 50. (D) SET B 1. (A, B, D) 2. (A) 3. (C) 4. (D) 5. (B) 6. (C) 7. (A) 8. (B) 9. (D) 10. (A) 11. (B) 12. (A) 13. (D) 14. (C) 15. (D) 16. (C) 17. (A) 18. (A) 19. (D) 20. (B) 21. (B) 22. (B) 23. (D) 24. (D) 25. (B) 26. (B) 27. (C) 28. (B) 29. (D) 30. (B) 31. (C) 32. (C) 33. (D) 34. (D) 35. (D) 36. (C) 37. (C) 38. (D) 39. (B) 40. (B) 41. (D) 42. (C) 43. (D) 44. (B) 45. (B) 46. (A) 47. (D) 48. (C) 49. (C) 50. (C) 18th nso SET 1 1. (C) 2. (D) 3. (A) 4. (D) 5. (B) 6. (D) 7. (B) 8. (C) 9. (C) 10. (B) 11. (B) 12. (B) 13. (C) 14. (C) 15. (A) 16. (C) 17. (C) 18. (C) 19. (A) 20. (A) 21. (A) 22. (C) 23. (D) 24. (B) 25. (D) 26. (A) 27. (C) 28. (B) 29. (B) 30. (B) 31. (A) 32. (D) 33. (C) 34. (A) 35. (D) 36. (A) 37. (C) 38. (D) 39. (B) 40. (D) 41. (C) 42. (D) 43. (A) 44. (C) 45. (B) 46. (C) 47. (C) 48. (C) 49. (C) 50. (B) SET 2 1. (B) 2. (B) 3. (D) 4. (A) 5. (A) 6. (C) 7. (B) 8. (B) 9. (C) 10. (A) 11. (B) 12. (C) 13. (A) 14. (C) 15. (C) 16. (C) 17. (B) 18. (D) 19. (C) 20. (C) 21. (B) 22. (C) 23. (C) 24. (D) 25. (C) 26. (A) 27. (B) 28. (D) 29. (D) 30. (D) 31. (C) 32. (C) 33. (A) 34. (B) 35. (C) 36. (C) 37. (D) 38. (A) 39. (C) 40. (C) 41. (A) 42. (C) 43. (D) 44. (C) 45. (B) 46. (A) 47. (C) 48. (B) 49. (B) 50. (C) 19th nso SET A 1. (C) 2. (D) 3. (B) 4. (A) 5. (C) 6. (D) 7. (C) 8. (D) 9. (C) 10. (C) 11. (C) 12. (C) 13. (B) 14. (D) 15. (C) 16. (B) 17. (C) 18. (C) 19. (D) 20. (A) 21. (C) 22. (C) 23. (D) 24. (C) 25. (B) 26. (D) 27. (B) 28. (C) 29. (D) 30. (C) 31. (C) 32. (C) 33. (A) 34. (B) 35. (B) 36. (B) 37. (B) 38. (C) 39. (D) 40. (C) 41. (D) 42. (B) 43. (C) 44. (A) 45. (B) 46. (D) 47. (D) 48. (A) 49. (D) 50. (C) SET B 1. (B) 2. (D) 3. (D) 4. (B) 5. (A) 6. (C) 7. (A) 8. (B) 9. (A) 10. (B) 11. (C) 12. (D) 13. (B) 14. (C) 15. (D) 16. (A) 17. (B) 18. (D) 19. (D) 20. (D) 21. (C) 22. (C) 23. (A) 24. (D) 25. (C) 26. (A) 27. (C) 28. (C) 29. (A) 30. (A) 31. (B) 32. (A) 33. (D) 34. (B) 35. (D) 36. (A) 37. (B) 38. (C) 39. (D) 40. (B) 41. (A) 42. (B) 43. (C) 44. (C) 45. (B) 46. (C) 47. (A) 48. (C) 49. (D) 50. (B)