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	If a helicopter loses engine power at a sufficient height and speed, it is able to autorotate to the ground, extracting energy from the air and, sometimes, landing safely. In this case, gravitational potential energy is converted into what type of energy? 1. Kinetic energy 2. Rotational energy 3. Rotational kinetic energy 4. Potential energy
	a) Only 1		b) Only 2
	c) 1, 2 and 3		d) 1, 2, 3 and 4

Q.2	In the pictures given below we can see the seeds of martynia and xanthium. Identify the agent of seed dispersal from the given options:
	a) Wind		b) Animals/Birds
	c) Water		d) Fruits burst with a sudden jerk

Q.3	Which of the following activities will help to reuse non-biodegradable wastes? 1. Use cloth napkins instead of disposable napkins. 2. Old worn-out clothes made into cushion covers. 3. Old mixer grinder given to maidservant for home purpose. 4. Old newspapers used for packaging.
	a) 1 and 2		b) 1 and 4
	c) 3 and 4		d) 2 and 3

Q.4	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.5	A place X has drought for a long period of time. Which statement is true with context to drought?
	a) The water table gets higher because of continuous evaporation.		b) The water table gets lower because of continuous evaporation and flow.
	c) The place gets replenished continuously.		d) The water table remains the same.

Q.6	Based on the given data about an unknown igneous rock, which of the following can be the unknown rock?
	a) MARBLE		b) OBSIDIAN
	c) SHALE		d) LIMESTONE

Q.7	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.8	Read the statements given below and correctly identify P and Q: P is the process of heating a solution containing soluble solids to form vapours of the liquid and then cooling the vapours to get the liquid back.  Q is the process by which the insoluble solids can be removed from a liquid by using a filter paper.
	a) P - Distillation, Q - Filtration		b) P - Decantation, Q - Filtration
	c) P - Sedimentation, Q - Evaporation		d) P - Filtration, Q - Evaporation

Q.9	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.10	Read the passage below carefully and identify X and Y correctly: X is the portion of the Moon's shadow where the moon completely covers the sun whereas Y is the area of the shadow where only a portion of the moon is in the front of the sun.
	a) X- Umbra and Y - Penumbra		b) X - Penumbra and Y - Umbra
	c) X - Solar Eclipse and Y - Lunar eclipse		d) X - Rotation and Y - Eclipse

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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.