Science Olympiad preparation for Class 1

The Achiever Section provides the practice papers for the National Science Olympiad (NSO) for Class 1 in this article.

There are 30 important Science Olympiad questions for class 1  covered in this article. Throughout this practice paper, you will encounter a variety of questions.

practice papers for class 1

1. The person in the given figure is a/an

(a) doctor
(b) astronaut
(c) diver
(d) judge

2. Look at the pictures of flowers given below and identify the similarity between them:

 

(a)  They bloom in the day and close at night.
(b) They bloom only at night.
(c) They can be identified by their strong smell.
(d) They bloom in the same months.

 

3. Look at the picture of the food item given below and identify the main nutrient present in them:

 

(a) Proteins
(b) Vitamin
(c) Fats
(d) Carbohydrates

 

4. Identify the fibre and the clothing best suited for the season depicted in the following image:

 

(a) Plastic – Raincoats
(b) Wool – Pullover Sweater
(c) Silk – Sari
(d) Cotton – Shirt

 

5. The picture shown below is that of a desert region. Which of the following best describes its climate?

 

(a) Hot and humid
(b) Hot and dry
(c) Hot and wet
(d) Dry and humid

 

6. What is INCORRECT regarding the mode of transport shown in the picture below?

 

(a) It is a mode of land transport.
(b) It helps to put out fire
(c) It is a vehicle designed primarily for firefighting operations.
(d) It helps to carry a sick person from home to the hospital or vice versa.

 

7. Look at the picture given below:

A glass was taken and put on a burning candle after which it went off. Which of the following property of air can be inferred from the experiment?.

 

(a) Air exerts pressure
(b) Air expands on heating
(c) Air has weight
(d) Air helps in burning

 

8.Which of the following we should preferably wear for the weather shown in the picture below?

 

(a) Woollen socks
(b) Cotton dress
(c) Raincoat
(d) Leather jacket

 

9.Identify the picture:

 

(a) Sun
(b) Star
(c) Rainbow
(d) Earth

 

10. Arrange these objects from “cold to coldest”.

 

(a) A, B, C
(b) B, A, C 
(c) B, C, A
(d) C, B, A

 

11.Plants that grow and spread along the ground are called:

(a) trees
(b) creepers
(c) herbs
(d) shrubs

 

12. These have hard stems.

(a) trees
(b) climbers
(c) herbs
(d) shrubs

 

13. Which animals live on trees?

(a) monkeys
(b) birds
(c) squirrels
(d) all of these

 

14. Which animals are known as wild animals?

(a) horse, goat, parrot
(b) cow, dog, cat
(c) elephant, lion, zebra
(d) none of them

 

15.___________ are hard and give shape to the body.

(a) skin
(b) muscles
(c) bones
(d) none of them

 

16. The point where two bones meet is called a_________.

(a) skin
(b) muscles
(c) bones
(d) joint

 

17. Exercise makes the muscles ___________.

(a) fit
(b) sick
(c) weak
(d) all of them

 

18. Energy-giving food are________.

(a) bread
(b) rice
(c) potato
(d) all of them

 

19. Which of the following is dangerous to play with?

(a) ball
(b) knife
(c) doll
(d) both (a) and (c)

 

20. How many colours are there in the traffic light

(a) three
(b) two
(c) one
(d) four

 

21. Which of the following does not need air?

(a) animals
(b) plants
(c) television
(d) human beings

 

22. Earth is also called _____ planet

(a) white
(b) yellow
(c) red
(d) blue

 

23. We should play & exercise _____.

(a) every day
(b) One day
(c) Once a week
(d) Once a month

 

24. What do we get from the sun?

(a) air
(b) water
(c) Heat & light
(d) Only light

 

25. House on wheels are called

(a) house boat
(b) igloo
(c) stilt house
(d) caravans

 

26. People who do not wear uniform

(a) policeman
(b) doctor
(c) vegetable seller
(d) pilot

 

27. What do we use to protect ourselves from the sun’s rays?

(a) sunglasses
(b) hats
(c) umbrellas
(d) all of these

 

28.We should drink 8-10 glasses of ________

(a) cold drinks
(b) juice
(c) water
(d) milk

 

29. We should avoid to eat

(a) burgers
(b) vegetables
(c) fruits
(d) pulses

 

30. Mountain and cloud is a ________

(a) natural things
(b) man- made thing
(c) living thing
(d) none of these

 

 

ANSWER KEY

1.(c)

2.(c)

3.(a)

4.(b)

5.(b)

6.(d)

7.(d)

8.(b)

9.(c)

10.(a)

11.(b)

12.(a)

13.(d)

14.(c)

15.(c)

16..(d)

17.(a)

18.(d)

19.(b)

20.(a)

21.(c)

22.(d)

23.(a)

24.(c)

25.(d)

26.(c)

27.(d)

28.(c)

29.(a)

30.(a)

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