CREST Science Olympiad Class 4 Previous Year Paper

Preparing your child for the Class 4 Science Olympiad? Solving previous year question papers is a smart and effective way to get started. These papers give students a better understanding of what to expect in the actual exam and help them revise key topics with focus.

Why These Papers Are Helpful

• They cover important topics such as Plants, Animals, Food and Digestion, Clothing, Matter and Materials etc.
• They help improve time management and sharpen thinking skills needed for Olympiad-level questions.
• Answer keys are included to support independent learning and quick corrections.

Download the Science Olympiad Previous Year Paper for Class 4 (PDF) and give your child the tools to prepare with clarity and confidence.

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Syllabus:

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

Sample Paper Previous Year Paper Marking Scheme Free Study Material

Previous Year Questions

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	Complete the pattern given below: Churning of food : Stomach :: Absorption of water from chyme : ___________________
	a) Small intestine		b) Stomach
	c) Large intestine		d) Liver

Q.2	Which of the following statements hold true for the given animals X and Y? a. Animal X lives in the water while animal Y can live both on land and in water. b. Animal X has lungs to breathe while animal Y breathes with their moist skin when in water and with lungs when on land. c. Animal X has paddle-like flippers to swim in the water and animal Y has stout feet and padded soles to help them hop and move on land. d. Animal X has a thick layer of fat under their skin while animal Y has a streamlined body shape.
	a) a and b only		b) a, b and c
	c) c and d only		d) b, c and d

Q.3	Rohan tries to pull a box placed on a smooth table. He now places the box on an array of pencils. Observe the amount of force used in both cases and select the correct option:
	a) It is easier to pull the box with pencils because there is less friction than there is between the table and the box.		b) It is easier to pull the box without pencils because there is less friction than there is between the pencil and the box.
	c) It is easier to pull the box with pencils because there is more friction than there is between the table and the box.		d) It is easier to pull the box without pencils because there is more friction than there is between the pencil and the box.

Q.4	Choose the correct option and complete the sentence given below: The man in the picture is separating the grain from the chaff. This separation process is known as __________________.
	a) filtration		b) sedimentation
	c) evaporation		d) winnowing

Q.5	Observe the picture shown below: What are these planets collectively called?
	a) Inner planets		b) Terrestrial planets
	c) Jovian planets		d) Both a and b

Q.6	Match column I with column II and select the correct option: Column I Colum II 1. Ship of the desert a. Kiwi 2. Amphibian b. Flying squirrel 3. Arboreal animal c. Camel 4. Flightless bird d. Newts
	a) 1 - c, 2 - d, 3 - b, 4 - a		b) 1 - c, 2 - b, 3 - d, 4 - a
	c) 1 - d, 2 - a, 3 - b, 4 - c		d) 1 - c, 2 - b, 3 - a, 4 - d

Q.7	State the INCORRECT match from the following: P: Melting- Ice changes into water Q: Evaporation- Water changes into water vapour R: Freezing- Water changes into liquid S: Condensation- Water changes into ice
	a) P and Q		b) Q and R
	c) R and S		d) P and S

Q.8	Which of the following statements is/are correct? 1. Maize and wheat are plants with fibrous roots. 2. Wheat plant has soft green stems. It is a shrub. 3. Money plant is a climber as it has a weak stem and needs support to stand. 4. Potato is an underground root.
	a) Only 1		b) Only 4
	c) 1, 2 and 3		d) 1 and 3

Q.9	Read the statements below and choose the correct one: The balance in nature can get disturbed due to various man-made and natural causes. The elimination of snakes in the rice fields decreases predators of rats. Acid rain has led to an increase in ecological imbalance.
	a) 1 and 2		b) 1 and 3
	c) 2 and 3		d) 1, 2 and 3

Q.10	Identify the correct order of the flow of food in our body:
	a) Mouth, Food pipe, Stomach, Intestines		b) Mouth, Windpipe, Stomach, Intestines
	c) Intestines, Stomach, Food pipe, Mouth		d) Stomach, Food pipe, Intestines, Mouth

Your Score: 0/10

Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 4 -

1. CREST Science Worksheets Package for class 4 - It is a package of 5 worksheets. The worksheets are in the same pattern as the previous year paper. Hence, very useful for preparation. Existing users can purchase additional practice worksheets by following these steps: Login at https://www.crestolympiads.com/login -> Dashboard -> Additional Practice -> Buy & new users can visit https://www.crestolympiads.com/registration
2. CREST Science Olympiad book for class 4 - The book covers topic-wise reading material, chapter-wise practice questions with answer key & contains the previous year paper. The book is available in both physical and pdf formats. Proceed now to purchase the Olympiad book. Also, students can view & download the first chapter of the Science Olympiad book for class 4 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 4.