CREST Olympiads - CSO PDF Sample Papers for Class 10

Class 10 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

The secretion of which among the following hormone leads to increased heartbeat?

a)

Growth hormone

b)

ACTH

c)

Adrenaline

d)

Prolactin

Q.2

Which country has many power plants of geothermal energy?

a)

Japan

b)

USA

c)

China

d)

Denmark

Q.3

The organism that undergo photosynthesis is:

a)

amoeba

b)

blue green algae

c)

protozoa

d)

plasmodium

Q.4

The full form of UV rays is___________

a)

Ultra violet

b)

 Ultra violent

c)

Ultra valve

d)

Ultimate violet

Q.5

Floods can be prevented by

a)

Afforestation

b)

Removing top soil

c)

Deforestation

d)

Agriculture

Q.6

Which among the following is analogous?

a)

Human arm and bat wings

b)

Human arm and dolphin flippers

c)

Wings of bat and human arm

d)

Wings of birds and wings of bees

Q.7

Which among the following is due to scattering of light?

a)

Twinkling of stars

b)

Tyndall effect

c)

Sun is visible before sun rise

d)

Sun sets after actual sunset

Q.8

Find out from the four alternatives as to how the pattern would appear when the transparent sheet is folded at the dotted line.



a)

B

b)

D

c)

C

d)

A

Q.9

Respiration is an:

a)

exothermic reaction

b)

endothermic reaction

c)

displacement reaction

d)

precipitation reaction

Q.10

The compound used for white washing is:

a)

Magnesium oxide

b)

Sodium nitrate

c)

Potassium iodide

d)

Slaked lime

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Answers to Sample Questions from Olympiad Success:

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

Answers to Sample Questions from Olympiad Success:

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

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