CREST Science Olympiad Class 4 Sample Papers

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Section 1: Plants, Animals, Food and Digestion, Clothing, Matter and Materials, Force, Work and Energy, Our Environment, Earth and Universe.

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

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


Two students were having a class discussion about friction. This is what they said:
Mahesh: The force of friction between the tyres of a vehicle and the road helps the vehicle to stop when the brake is applied.
Ramesh: It is possible to write on a glazed paper if there is no friction.

Who among the above students was wrong?


Read the clues given below and identify the animal from the given options:

Clue 1: I can close my nostrils while diving into the water.
Clue 2: I can smell my prey from miles away.
Clue 3: I have two layers of fur and a thick layer of fat below my skin.


State the effect of the force in each of the following cases:

  1. Ajay blows the air from his mouth on the smoke rising up from a burning agarbatti. 
  2. When we sit on a sofa with springs, then the springs of the sofa get compressed.


Given below are a set of phenomena:
1. Tearing of paper
2. Souring of milk
3. Chopping of wood
4. Breaking a glass

Which of the above change can be reversed?


Consider the following table and choose the correct option:

Vitamin  Source Functions
X Spinach, carrot, fish-liver oil Keeping eyes, hair and skin healthy
Y Citrus fruits, guava, amla and tomatoes Keeping gums and joints healthy and building resistance to infections


Fill in the blank with the correct option:

Riya loves to play outside in the sun all the time with her friends. Exposure to sunlight is a natural way of getting ___________________.


Matter exists in three states. Which of the following figures shows the arrangement of particles in solid state?


The figure below shows two groups of animals namely 'D' and 'E'. Select the correct option regarding the categorization of the given groups of animals:


Fill in the blank:

In a banyan tree, roots grow from the branches, reach the soil and continue growing below the soil. These are called ________________ roots.


Choose the correct option and complete the sentence given below:

When harmful substances mix with air and make it dirty, it is called air pollution. Air pollution does not cause __________________________.

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Answers to Sample Questions from CREST Olympiads:


Answers to Sample Questions from CREST Olympiads:

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