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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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	Complete the following sentence: The moon has no light of its own, yet it shines at night because ________________.
	a) it reflects light only on a full moon day		b) it absorbs the light from the sun
	c) it reflects the light from the sun		d) it reflects the light from the earth

Q.2	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.3	Which is NOT an example of a symbiotic relationship?
	a) A caterpillar changing into a butterfly		b) A tick biting a white-tailed deer
	c) A remora fish sticking to the shell of a sea turtle		d) A clownfish living within the parts of a sea anemone

Q.4	What is common amongst the below-given substances?
	a) These substances are called colloids.		b) These substances are called compounds.
	c) Substances are not evenly distributed throughout the mixture.		d) Substances are evenly distributed throughout the mixture.

Q.5	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.6	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.7	George listed 4 statements about the life cycle of animals in his Science journal: A. Ail living things have similar stages in their cycles. B. A life cycle shows the order of the different stages. C. The life cycle of a bird consists of the egg, young and adult stage. D. A life cycle is a pattern that repeats itself in the lives of living things. Which of the following statements about the life cycle are correct?
	a) A and D only		b) B and C only
	c) B, C and D only		d) A, B, C and D

Q.8	Choose the option that correctly represents the energy changes taking place in the following cases: 1. Television 2. Electric blender 3. Toy car moving down a ramp
	a) 1: Electrical energy into light energy, sound energy 2: Electrical energy into kinetic energy, sound energy 3: Potential energy to kinetic energy		b) 1: Potential energy into electrical energy, sound energy and heat energy 2: Kinetic energy into electrical energy, heat energy and sound energy 3: Potential energy to heat energy and sound energy
	c) 1: Sound energy into electrical energy, sound energy and heat energy 2: Potential energy into electrical energy, heat energy and sound energy 3: Potential energy to heat energy and sound energy		d) 1: Sound energy into mechanical energy, potential energy and heat energy 2: Potential energy into electrical energy, heat energy and light energy 3: Mechanical energy to heat energy and sound energy

Q.9	The diagram below shows the blood flow between the heart, the lungs and the rest of the body. Which one of the following best describe the blood at A and B?
	a) A-Rich in oxygen, poor in carbon dioxide B-Rich in carbon dioxide and oxygen		b) A-Rich in carbon dioxide, poor in oxygen B-Poor in carbon dioxide and oxygen
	c) A-Rich in oxygen, poor in carbon dioxide B-Rich in carbon dioxide, poor in oxygen		d) A-Rich in carbon dioxide, poor in oxygen B-Rich in carbon dioxide and oxygen

Q.10	The diagram below shows how some animal groups are classified. Which of the following statements about the animal group below is definitely true?
	a) Animals in group W and group X can fly.		b) Animals in group y and group Z can live on land and in water
	c) Animals in group W and group Z have the same breathing method		d) Animals in group X and group Y have the same reproduction method.

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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.