CREST Olympiads - CSO PDF Sample Papers for Class 3

Class 3 sample paper & practice questions for CREST Science Olympiad (CSO) level 1 are given below. Syllabus for level 1 is also mentioned for these exams. You can refer these sample paper & quiz for preparing for the CSO exam.


Sample Questions from Olympiad Success:

Q.1 Q.2 Q.3 Q.4 Q.5 Q.6 Q.7 Q.8 Q.9 Q.10

Q.1

Read the following statements and identify the statements which are correct.

  1. A houseboat is a house on wheels
  2. Stilt houses are made on wooden poles
  3. Nomads live in an apartment 
  4. Pucca house is a hut

a)

Only 2

b)

Only 2 and 4

c)

Only 3 and 4

d)

1, 2, and 4

Q.2

Where is the largest bone in our body present?

a)

Hand

b)

Thigh

c)

Feet

d)

Lip

Q.3

Which of the following forms of water can we feel, see and crush?

a)

Solid

b)

Vapour

c)

Liquid

d)

All of these

Q.4

Which of the following are natural sources of light?

Sun, Stars, Burning wood, Candle, Tube light, Glow-worms, Fireflies

a)

Sun, Stars, Glow-worms, Fireflies 

b)

Sun, Candle, Glow-worms, Fireflies 

c)

Candle, Tube light, Fireflies, Burning wood

d)

Glow-worms, Tube light, Fireflies, Burning wood

Q.5

Select one pair from the options such that when all the numbers are added gives the number in the centre.



a)

3, 5

b)

2, 3

c)

2, 4

d)

3, 4

Q.6

Reema was going to school, on the way she saw the sign shown below. What does this sign stand for?



a)

Pedestrian crossing

b)

Railway crossing

c)

No pedestrian allowed

d)

School ahead

Q.7

What should we do to minimise the overuse of plastics?

  1. We should use paper bags.
  2. We should give away old plastic toys to others who can use them.
  3. We should throw away the plastic containers.

a)

Only 1

b)

Only 2

c)

1 and 3

d)

1 and 2

Q.8

Complete the following sentence.

The height of a tree would best be measured in ___________.



a)

Litres

b)

Metres

c)

Grams

d)

Celsius

Q.9

Which of the following is a climbing bird?

a)

Woodpecker

b)
c)
d)

Q.10

Fill in the blank and choose the appropriate option.

To obtain water from water vapour, we should _____________ the water vapour.

a)

heat

b)

evaporate

c)

condense

d)

do nothing

Your Score: 0/10


Sample PDF of CREST Olympiads - CREST Science Olympiad (CSO) PDF Sample Papers for Class 3:


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Answers to Sample Questions from Olympiad Success:

Q.1aQ.2bQ.3aQ.4aQ.5bQ.6aQ.7dQ.8bQ.9aQ.10c

Answers to Sample Questions from Olympiad Success:

Q.1 : a | Q.2 : b | Q.3 : a | Q.4 : a | Q.5 : b | Q.6 : a | Q.7 : d | Q.8 : b | Q.9 : a | Q.10 : c

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