CREST Olympiads - CSO PDF Sample Papers for Class 8

Class 8 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

What happens when electric current is made to flow through a conductor?

a)

Some amount of electrical energy is converted into heat energy.

b)

Some amount of electrical energy is converted into mechanical energy.

c)

Some amount of mechanical energy is converted into electrical energy.

d)

Some amount of heat energy is converted into electrical energy.

Q.2

Identify the phase of the moon.

The moon is in between Earth and Sun and the dark side of the moon faces towards Earth.

a)

New moon

b)

Full moon

c)

Half moon

d)

None of these

Q.3

Which of the following is called the master gland of the human body?

a)

Thyroid

b)

Adrenal

c)

Islets of langerhans

d)

Pituitary

Q.4

Which of the following is NOT a characteristic feature of sexual reproduction?

a)

It involves the fusion of two reproductive cells.

b)

It is common in most organisms.

c)

Fertilisation may take place inside or outsode the body of the female.

d)

The offspring receives its characteristics from one parent only.

Q.5

Rubber and coconut belongs to the category of _________. 

a)

Oil crop

b)

Sugar crop

c)

Fibre crop

d)

Plantation crop

Q.6

Which of the following has the highest calorific value?

a) Petrol
b) Natural gas
c) Coke
d) Kerosene

Q.7

An object placed 4 m from a plane mirror is shifted by 0.5 m away from the mirror. What is the distance between the object and its image?

a)

4 m

b)

3.5 m

c)

9 m

d)

5 m

Q.8

Which of the following statements is correct?

a)

Repulsion is a sure test of friction

b)

Repulsion is a sure test of electrification.

c)

Repulsion is a sure test of conduction.

d)

Repulsion is a sure test of induction.

Q.9

Here are some words translated from an artificial language. 'myncabel' means 'saddle horse', 'conowir' means 'trail ride' and  'cabelalma' means 'horse blanket'. Which word could mean “horse ride”?

a)

Cabelwir

b)

Conocabel

c)

Almamyn

d)

Conoalma

Q.10

Which set up is to be developed by Agra heritage fund to meet the energy needs of Taj Mahal?

a)

Wind mill

b)

Electrical transformer

c)

Nuclear plant

d)

Solar power plant

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Answers to Sample Questions from Olympiad Success:

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

Answers to Sample Questions from Olympiad Success:

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

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