CREST Science Olympiad Class 5 Previous Year Paper

Want to help your child do well in the Class 5 Science Olympiad? One of the most effective ways is to practise with previous year question papers. These papers are not just about answering questions-they help children understand the exam pattern, revise important topics, and build confidence.

Why Practise with Previous Year Papers?

• They include questions from key topics like Animals, Human Body and Health, Plants, Natural Resources etc.
• They train students to manage time efficiently while solving challenging questions.
• Each paper comes with an answer key to help track progress and learn from mistakes.

Download the Science Olympiad Previous Year Paper for Class 5 (PDF) and help your child approach the exam with better preparation and less stress.

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Open CREST Science Olympiad Class 5 Previous Year Paper (PDF)

Syllabus:

Section 1: Animals, Human Body and Health, Plants, Natural Resources, Pollution and Calamities, Earth and Universe, Matter, Force, Work and Energy.

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	Read the clues and identify the animal correctly: Clue 1: I am an arboreal animal. Clue 2: My hair and scales prevent me from slipping from the trees. Who am I?
	a) Bat		b) Camel
	c) Crocodile		d) Flying squirrel

Q.2	Read the statement given below and identify X: When the moon comes between the Sun and the Earth and casts the darkest part of its shadow on Earth, it is called 'X'.
	a) Total solar eclipse		b) Partial solar eclipse
	c) Lunar eclipse		d) Constellation

Q.3	Which of the following statements is/are true about what takes place in the small intestine? A. Digested food is carried by the blood to all parts of the body. B. Digestion is completed here. C. Water is removed from the undigested food.
	a) A only		b) B only
	c) A and B only		d) A, B and C

Q.4	Winona felt cold when she got out of the swimming pool. Why?
	a) The water on her body evaporated into the surrounding air.		b) The water in the swimming pool gained heat from her body.
	c) The water vapour from the surrounding air condensed onto her body.		d) The water from the swimming pool evaporated into the surrounding air.

Q.5	Read the statements and select the correct ones: i. Frogs and fishes lay their eggs on land in a safe place and take care of their babies. ii. The eggs of frog hatch into tailed larvae called nymph. iii. The tadpole grows and slowly changes into an adult frog.
	a) Only ii		b) Only iii
	c) Both i and iii		d) Both i, ii and iii

Q.6	Clearly observe the placement of X, Y and Z in the example of pliers as shown in the image below. Label X, Y and Z correctly:
	a) X - Effort, Y - Fulcrum, Z - Load		b) X - Effort, Y - Load, Z - Fulcrum
	c) X - Load, Y - Effort, Z - Fulcrum		d) X - Fulcrum, Y - Effort, Z - Load

Q.7	Select the activity which is different from the other three based on the types of force involved. P - A table pushed along a floor Q - A vehicle stops when brakes are applied R - A stone thrown high up in the air, always comes down S - Drilling a nail into the wall
	a) P		b) Q
	c) S		d) R

Q.8	What is the similarity seen between the two plants shown below?
	a) Both are plants that grow in marshy areas.		b) Both are plants that are rooted and grow underwater.
	c) Both these plants trap insects.		d) Both these plants are free-floating growing on the surface of the water.

Q.9	When a volcano erupts, a lot of ash can enter the air. The ash in the air may block sunlight for a long time. Which organisms would most likely be affected first when this happens?
	a) Parasite		b) Consumer
	c) Decomposer		d) Producer

Q.10	In a water treatment plant, chlorination is done. What could be the reason for the chlorination?
	a) To remove larger particles of solid impurities		b) To remove smaller particles of solid impurities
	c) To kill germs		d) To remove sand particles

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Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 5 -

1. CREST Science Worksheets Package for class 5 - 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 5 - 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 5 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 5.