CREST Science Olympiad Class 4 Sample Paper

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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

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


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


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 changes can be reversed?


Choose the correct option and complete the following sentence:

When we heat or cool a matter, the movement of its particles gets affected. When we cool a substance, its particles _____________________________.


Fill in the blank:

The digestion process starts in the mouth. From the mouth, the food reaches the stomach through the oesophagus. The stomach secretes acids and enzymes that digest food. The thick semifluid mass of partially digested food and digestive secretions that is formed in the stomach and intestine during digestion is called  _________.


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.


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

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


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 __________________________.


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.


A group of liquids are given in the box below:

What is the similarity seen in such a pair of liquids?

  1. Oil and water
  2. Water and petrol


In reference to the different types of forces acting on various objects, which of these is INCORRECTLY paired?

Your Score: 0/10

Answers to Sample Questions from CREST Olympiads:


Practicing Science Olympiad previous years’ question papers for class 4 is the most effective way to succeed in the CREST Science Olympiad. To get an advantage in the competition, candidates are regularly advised to refer to sample papers and build their knowledge. The more students work on Science Olympiad questions, the closer they get to perfection. 

The CREST Science Olympiad previous year paper for class 4 can be downloaded directly from this page. The answer key for the questions is also available so that students can cross check their answers with the correct answer.

Answers to Sample Questions from CREST Olympiads:

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