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	Lina set up the experiment shown below. She placed a white flower in a beaker with 300 ml of blue colored water at the start of the experiment. What will she observe after 8 hours?
	a) Amount of water left in beaker- 300 ml Colour of flower- White		b) Amount of water left in beaker- 300 ml Colour of flower- Blue
	c) Amount of water left in beaker- 280 ml Colour of flower- White		d) Amount of water left in beaker- 280 ml Colour of flower- Blue

Q.2	Which statement best describes the roles of snow and rain in the water cycle?
	a) They are both precipitations, but snow generally evaporates more quickly.		b) They are both precipitations, but snow generally takes longer to run off and rejoin groundwater.
	c) Rain is precipitation but snow is a condensate, so they occupy different positions in the water cycle.		d) Snow is precipitation but rain is a product of transpiration, so they occupy different positions in the water cycle.

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	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.5	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.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	Which of the following force does an archer apply to stretch the bow, while aiming at the target?
	a) Magnetic force		b) Gravitational force
	c) Frictional force		d) Muscular force

Q.8	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.9	Select the incorrect pair(s) from the following: 1. Venus - Morning or evening star 2. Saturn - Coldest planet 3. Jupiter - Largest planet 4. Mercury - Smallest planet
	a) Only 1		b) Only 2
	c) 1, 2 and 3		d) 1, 3 and 4

Q.10	Given below are two plants namely pitcher plant and venus fly trap. What is the similarity between these two plants?
	a) Both these plants are decomposers.		b) Both these plants are insectivorous in nature as they eat insects to get nutrition.
	c) Both these plants grow underwater.		d) Both these plants grow in the marshy areas.

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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.