CREST Science Olympiad Class 7 Sample Paper

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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

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

Q.1

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

Q.2

Look at the pictures shown below and spot the similarity between them:



Q.3

Complete the following sentence:

Pulmonary veins are thick walled blood vessels as they ______________________.

Q.4

Read the passage given below and fill in the blank:

A few plants and all animals are dependent on others for their nutrition and are called heterotrophs. Plants like ___________ are parasites. They take food from the host plant.

Q.5

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.6

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.7

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.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

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 _______________.

Q.10

A walker follows the path from A and E (figure) over an 80 s time interval. What total distance does the walker cover between A and E?



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Answers to Sample Questions from CREST Olympiads:

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

The CREST Science Olympiad is an international Olympiad exam. This exam requires efficient preparation to achieve good grades in the examination. Practicing Science Olympiad previous years’ question papers for class 7 is one of the best techniques to excel in preparation. These papers help students obtain a better grasp of the types of questions, patterns, and so on. Atleast attempt sample papers for the past few years before appearing for the final exam. Participants can download Science Olympiad previous year paper from this page. 

Answers to Sample Questions from CREST Olympiads:

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

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