CREST Science Olympiad Class 7 Sample Paper

Make Olympiad preparation easier with the Class 7 Science sample paper. It helps students practise the right questions and understand the exam format.

What's Included?

  • MCQs based on important Class 7 science topics.
  • Two sections: Practical Science & Achiever's Section.
  • Answer key with clear explanations for quick learning.

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Syllabus:

Section 1: Heat, Motion and Time, Electric Current and its Effects, Winds, Storms and Cyclones, Light, Acids, Bases and Salts, Physical and Chemical Changes, Weather, Climate and Adaptations of Animals to Climate, Fibre to Fabric, Nutrition in Plants and Animals, Respiration in Organisms, Transportation in Plants and Animals, Reproduction in Plants, Natural Resources and Their Conservation.

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

Ron took two salts A and B in two test tubes I and II, respectively, and subjected them to heating. After that, he added water to the two test tubes, in test tube I salt regained its original colour and in test tube II water started boiling. Identify A and B:

Q.2

Kevin's teacher asked him to identify the correct order of the processes listed below to purify water and make it safe for drinking.

(i) Filtration

(ii) Sedimentation

(iii) Chlorination

(iv) Addition of chemicals

Which of the following is the correct order that Kevin arranged?

Q.3

Study the given experimental set up.
What will happen to the drop of fluid in the capillary tube over the next few hours?



Q.4

What happens to the strength of an electromagnet when the current passing through its coil is increased? 

Q.5

Look at the figure given below and answer the following question:
What are the labelled parts called in an yeast? (plural form)



Q.6

Select the correct statement(s):
1. Manures and fertilizers are added to increase the fertility of the soil.
2. Sun is the ultimate source of energy for all living organisms.
3. Cells of the pitcher of Nepenthes plant secrete digestive juices to digest the insect.

Q.7

When you pour hot tea suddenly into a glass tumbler, it cracks.

Which of the following could be the reason for the above-given statement?

Q.8

Fill in the blanks:
1. The light material which floats during wastewater treatment is _______________.
2. _______________ is produced during wastewater treatment.
3. Wastewater from ______________ may contain radioactive materials.

Q.9

The following statements describe how the transport system in plant works.
Which of these is a correct sequence?

P - Xylem tubes carry water and mineral salts to other parts of the plant.

Q - The leaves make food in the presence of sunlight.

R - The leaves receive water and mineral salts.

S - Phloem tubes transport food to other parts of the plant.

T - Root hairs absorb water and mineral salts from the soil.

Q.10

Fill in the blanks:
1. We should bow down on knees protecting our head and neck using arms to protect ourselves from a _______________.
2. The safest place to take shelter when a storm is accompanied by lightning is _______________.

Your Score: 0/10

Answers to Sample Questions from CREST Olympiads:

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

Answers to Sample Questions from CREST Olympiads:

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

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