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

Given below are some adaptations shown by animals:
(i) Beautiful coloured feathers
(ii) Long tail
(iii) Thick fur
(iv) Subcutaneous fat and thick skin
(v) Poison glands
(vi) Longer beaks
(vii) Keen eyesight
(viii) Smaller sized limbs and ears
Which of the above adaptations are rainforest adaptations?

Q.2

Two children are standing in front of a plane mirror as shown. When the child A looks into the mirror, how far away from him will image of child B appear to be?



Q.3

Which of the following is/are chemical change(s)?

  1. Formation of clouds
  2. Formation of rust
  3. Tearing of a paper
  4. Formation of black coating on the walls of the tube light

Q.4

A person sitting in open car moving at constant velocity throws a ball vertically upwards in air. If effect of air resistance is neglected, the ball will fall:

Q.5

Given below are pictures of corn, papaya and cucumber. Identify the similarity between them correctly:



Q.6

In a respiration experiment, if an organism is placed in a sealed container, and the carbon dioxide concentration is monitored over time, what is the likely outcome as respiration continues?

Q.7

Fill in the blanks:
The water which is lost through the stomata is replaced by water from the _______ vessels in the leaf. Evaporation of water molecules from leaf's cells creates a suction which pulls the water from the _______ cells of the root.

Q.8

Consider the following statements and choose the correct option:
Statement 1: During a chemistry demonstration, the teacher combined hydrogen gas with oxygen gas to form water. This is an example of reversible physical change.
Statement 2: Jack conducted an experiment where he mixed vinegar (acetic acid) and baking soda (sodium bicarbonate), resulting in fizzing and the formation of carbon dioxide gas. This is an example of irreversible physical change.

Q.9

Read the statements below and choose the correct one:
1. Eucalyptus trees release pure water vapour into the atmosphere if planted along sewage ponds.
2. Cooking oil and fats if thrown in drains harden and block pipes.
3. Open drains overflow in the rainy season and is a breeding place of flies and mosquitoes.

Q.10

Fill in the blank:

_________________ helps in the efficient supply of oxygen to all the cells of the body.

Your Score: 0/10

Answers to Sample Questions from CREST Olympiads:

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

Answers to Sample Questions from CREST Olympiads:

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

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