CREST Science Olympiad Class 8 Sample Paper

Strengthen your child's Science Olympiad preparation with the Class 8 sample paper. It's designed to help students practise key topics and understand the question format.

What's Included?

  • MCQs covering essential Class 8 science concepts.
  • Two sections: Practical Science & Achiever's Section.
  • Answer key with explanations for self-assessment.

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Syllabus:

Section 1: Crop Production and Management, Microorganisms, Synthetic Fibres and Plastics, Metals and Non-metals, Coal and Petroleum, Combustion and Flame, Conservation of Plants and Animals, Cell, Reproduction and Endocrine System, Force and Pressure, Friction, Sound, Chemical Effects of Electric Current, Some Natural Phenomena, Light, Stars and the Solar System, Pollution of Air and Water.

Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1

Sample Questions

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

Q.1

Four classmates were having a discussion about the correct way for sowing seeds. This is what they said:

Richard: Seeds should be sown at right intervals.

Susan: Seeds should be sown at the right depth.

David: Seeds should be sown in dry soil.

Jacob: Seeds should not be sown in highly wet soil.

Which of them was/were incorrect?

Q.2

James noticed that a flame produced by burning wood is orange-yellow, while a Bunsen burner flame is blue. What is the primary reason for this difference in flame colour?

Q.3

What benefit does yeast gain from carrying out fermentation?

Q.4

Ron placed an object at a distance 2 m from a plane mirror. He then shifted the object 0.5 m away from the mirror. What is the distance between the object and its image?

Q.5

Susan was walking on ice, her mother advised her to take smaller steps to avoid slipping. Which of the following could be the reason for the smaller steps?

Q.6

Why is just one side of the Moon visible from Earth?

Q.7

In the given question, an assertion and a reason are given. Choose the correct option:

Assertion: The temperature increases inside the fractionating column on going from the bottom to the top.

Reason: The column is not heated at the bottom.

Q.8

A plastic comb is rubbed with dry hair whereas a glass rod is rubbed with a piece of silk cloth. Which of these will get positively charged?

A. Plastic comb
B. Glass rod
C. Dry hair
D. Silk cloth

Q.9

Which of the following problem is not related to our environment?

Q.10

Match the column I with column II:

Column I

Column II

1.    

Dispersion

a.    

Mirage

2.    

Scattering

b.    

Pin hole camera

3.    

Total internal reflection

c.    

Red light used as traffic signal

4.    

Rectilinear propagation

d.    

Rainbow

Your Score: 0/10

Answers to Sample Questions from CREST Olympiads:

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

Answers to Sample Questions from CREST Olympiads:

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

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