nso-level2-class-3-set-2.pdf

8/18/2019 nso-level2-class-3-set-2.pdf

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Roll No.

DO NOT OPEN THIS BOOKLET UNTIL ASKED TO DO SO

Total Questions: 35 Time: 1 hr.

CLASS

SET-23 Guidelines for the Candidate1. You will get additional ten minutes to ll up information about your -self on the OMR Sheet, before the start of the exam.2. The Question Paper comprises two sections, Science (30 Questions)

and Achievers Section (5 Questions).

Each question in Achievers Section carries 2 marks, whereas all

other questions carry one mark each.3. All questions are compulsory. There is no negative marking. Use of

calculator is not permitted.

4. Write your Name, Roll No. and Class clearly on the OMR Sheetand do not forget to sign it.

5. There is only ONE correct answer. Choose only ONE option for an answer.

6. To mark your choice of answer by darkening the circles in the OMRSheet, use an HB Pencil or a Blue/Black ball point pen only. E.g.

Q.16 : Raj goes to school on a bicycle. Which of these safety rules heshould follow?

A. He should give signals before taking turns.

B. He should keep to the right of the road.

C. He should cross the road by using zebra crossing.

D. All of these.

As the correct answer is option A, you mustdarken the circle corresponding to option Ain the OMR Sheet.

7. Rough work should be done in the blank space provided in the booklet.

8. Return the Question Paper and OMR Sheet to the invigilator at the

end of the exam.

Copyright © 2015 MTG Learning Media (P) Ltd. No part of this publication may be reproduced, transmitted, in any form or by any means,electronic, mechanical, photocopying, recording or otherwise, without the prior permission of the Publisher. Ownership of an ebook does

not give the possessor the ebook copyright. All disputes subject to Delhi jurisdiction only.

Level-2

SOF NATIONAL SCIENCE OLYMPIAD

16. C D A B


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2 Class-3 | Level 2

1.

Which of the following is animal 'X'?

A. Lion B. Snake C. Squirrel D. Giraffe

2. What would happen if frog population from the given food chain is completely removed?

Grass → Grasshopper → Frog → Snake → Eagle

A. Grasshopper population will increase.

B. Decrease in number of eagles

C. Grass population will decline with time.

D. All of these

3. Unscramble the given letters to nd out the plant part which stores food in ginger.

A. T M S E B. E A L F C. L F W E O R D. D E S E

4. Why mushroom cannot make its own food?

A. Roots are poorly developed and do not absorb enough water from soil.

B. It has very thin and weak stem.C. It lacks green pigment chlorophyll.

D. Leaves do not have stomata required for gaseous exchange.

SCIENCE

SPACE FOR ROUGH WORK


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5. Which among the following birds makes nest on ground using pebbles?

A. Weaver bird B. Eagle C. Tailor bird D. Penguin

6. Identify INCORRECT statement about birds.

A. Flesh eating birds have sharp claws called talons.

B. Weaver bird uses needle like beak to sew leaves together to build nest.

C. Bats have wings but not feathers.

D. Cranes have hollow bones.

7. Read the given statements and select the option which correctly lls the blanks.

1. Cereals and bread are sources of _________.

2. Food rich in _________ helps us to repair body when injured.

3. _________ is the complete food for babies until age of six months.

1 2 3

A. Fats Minerals Cereals

B. Carbohydrates Vitamins Fruits

C. Proteins Vitamins Milk

D. Carbohydrates Proteins Milk

8. Rohan ate bread and omelette with a glass of milk in breakfast. During mid-morning snack,

he ate fruit salad of papaya, apple and banana. Which of the given food items is required for

strong teeth and bones of Rohan?

A. Omelette, as it is a protein source.

B. Bread being a carbohydrate source. C. Milk as it contains calcium.

D. Fruits as they contain lots of vitamins.



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4 Class-3 | Level 2

9. Match the column I (food item) with column II (state/region) and select the correct option.

Column I Column II

(a) Dosa, Sambar 1. Rajasthan

(b) Fish 2. Tamil Nadu

(c) Dhokla 3. West Bengal

(d) Dal-bati, 4. Gujarat

Churma

A. (a) – 2, (b) – 3, (c) – 4, (d) – 1 B. (a) – 4, (b) – 2, (c) – 1, (d) – 3

C. (a) – 1, (b) – 2, (c) – 4, (d) – 3 D. (a) – 2, (b) – 3, (c) – 1, (d) – 4

10. Which of the following clothes would NOT be worn by the people living in house shown

in the given gure?

A. B.

C. D.

11. Kiara described a bre as follows :

1. It is a natural plant bre.

2. It is worn during hot and dry weather.

3. It absorbs sweat.

Which of the following bres is she talking about? A. Nylon B. Silk C. Cotton D. Both A and C

12. Amit have his exams in few days. He has to study with full concentration. In which of the

following rooms of his house should he study?

A. B. C. D.



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5Class-3 | Level 2

13. Match column I with column II and select the correct option.

Column I Column II

a. 1.

b.

2.

c. 3.

d.

4.

A. a - 1, b - 3, c - 4, d - 2 B. a - 4, b - 3, c - 2, d - 1

C. a - 2, b - 3, c - 1, d - 4 D. a - 4, b - 3, c - 1, d - 2

14. Sonia used letter 'X' to send the message to her friend living in another country. Which among

the following can be 'X'?

A. Postcard B. Aerogramme C. Inland letter D. Both A and B

15. Select the correct statement regarding means of communication.

A. Postcard is written and delivered immediately.

B. Radio is one-way of communication.

C. Mobiles and landline phones are used for mass communication.

D. PIN codes are not required for speed post.

16. When we suddenly touch something hot like boiling water, we immediately pull back

our hand. Which sense organ and organ system are involved in this situation?

A. Eyes and circulatory system B. Skin and circulatory system

C. Eyes and nervous system D. Skin and nervous system



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6 Class-3 | Level 2

17. Organ system 'X' of humans is different in men and women. It helps to maintain life

on earth. Identify 'X'.

A. Respiratory system B. Reproductive system

C. Digestive system D. Circulatory system

18. Different body organs help to remove waste waterials from the body. Which among the

following is NOT an excretory organ? A. Lungs B. Kidney

C. Liver D. Skin

19. You are making a model of the Sun, Earth and Moon to show their relative masses. If

you take cricket ball as Earth, then _________ can be taken as Sun and _________ can

be taken as Moon.

A. Football, Lawn tennis ball B. Lawn tennis ball, Base ball

C. Basket ball, Table tennis ball D. Billiard ball, golf ball

20. Which of the following is NOT true about heavenly bodies?

A. Weight on the Earth is six times of the weight on the Moon.

B. Sun is a star made up of huge mass of very hot gases.

C. Mars is the lightest planet of the solar system.

D. Craters are large potholes on the Moon's surface.

21. Refer to the given diagram of a part of the solar system. Which of the following complete

its one rotation and revolution in about 28 days?

A. Q

B. S

C. R

D. P

22. Observe the given gures carefully. Which among the following has maximum mass?

A. B.

C.

D.



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23. Study the given classication chart carefully. Object 'X' cannot be placed under both

groups. What could object X be made of ?

A. Plastic bagMaterials

Waterproof Flexible B. Paper envelope

C. Rubber toy

D. Raincoat

24. Light have various properties. Due to property 'X' of light, we do have both days and

night on the Earth. If light does not have property 'X', then we would be having only

days. Property 'X' of light is ________.

A. Light reects back B. Light travels in straight line

C. All objects do not give us light D. None of these

25. Identify the gure which shows that force can change the shape of the object.

A.

B.

C. D.

26. In the given diagram, Shreya is pushing a trolley

in the direction shown by thickest arrow. Select

an option which shows the forces acted in

direction 1 and 2 respectively.

1 2

2

1

A. Frictional force Gravitational force

B. Gravitational force Elastic force

C. Gravitational force Gravitational force

D. Gravitational force Frictional force

27. Select the option which on unscrambling gives the name of the gas which is most

abundant in atmosphere.

A. EXOGNY B. YGHORDNE C. NNGTROIE D. BROCAN IODEDXI



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8 Class-3 | Level 2

28. Look at the animals given below and select the one that does not belong to the

group.

A. B. C. D.

29. Which of the following functions is/are performed by the ?

A. It protects soft internal organs like heart, lungs and spinal cord.

B. It gives shape to the body and forms framework of the body.

C. It brings about the body movement.

D. All of these

30. Read the given classication table. Which of the following can 'X' be?

Edible plant parts

Spinach: Coriander Cauliower: X

A. Potato B. Turnip C. Cabbage D. Broccoli

ACHIEVERS SECTION

31. Match the following columns and select the correct option. Column I Column II Column III

1. Strong, short a. Suck nectar from (i) Woodpecker and hard beak owers

2. Long, pointed b. Make hole in (ii) Sparrow

beak tree trunk

3. Broad and at c. To crack nuts (iii) Humming bird

beak and seeds

4. Chisel shaped d. Drink muddy water (iv) Duck

beak with little insects

A. 1 – (c) – (i) ; 2 – (b) – (iii); 3 – (d) – (iv); 4 – (a) – (ii)B. 1 – (c) – (ii); 2 – (a) – (iii); 3 – (d) – (iv); 4 – (b) – (i)

C. 1 – (d) – (ii); 2 – (c) – (iv); 3 – (b) – (iii); 4 – (a) – (i)

D. 1 – (c) – (iii); 2 – (a) – (iv); 3 – (d) – (i); 4 – (b) – (ii)



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32. In the given word grid, names of some body parts are hidden. How many words are

there?

L U N G S A B

S T O M A C H

M U S C L E E

X N E R V E A

B L O O D S R

A. 5 B. 6 C. 7 D. 8

33. Riya was given a project in school to observe the different phases of Moon and write

down the dates on which the phases were observed. She saw half Moon on 15 th

November and full Moon on 22nd November. Which phase of the Moon, did she see

between half and full Moon?

A. B. C. D.

34. The given gure shows three states of matter changing from one form to another. Which

of the given options represents '1' and '3'?

1 3

A. Evaporation Condensation

Change of states of water

1

23

4

B. Melting Freezing

C. Melting Condensation

D. Evaporation Freezing

35. Read the discussion given below. Which option holds true regarding this discussion?

Kavya : Humus present in top layer of soil reduces plant growth.

Ravi : Water cycle involves continuous processes of evaporation

and condensation.

Sumit : Drinking water polluted with wastes from sewage and

homes causes diseases like dysentery and diarrhoea.

Diya : Some solids change their forms on heating and on cooling.

A. Only Sumit and Diya made correct statements.B. Kavya made an incorrect statement while Ravi and Sumit made correct statements.

C. Ravi, Diya and Kavya made correct statements.

D. Kavya and Sumit made correct statements while Ravi and Diya made incorrect statements.


nso-level2-class-3-set-2.pdf

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