CREST Science Olympiad Class 3 Previous Year Paper

Getting your child ready for the Class 3 Science Olympiad? A great way to begin is by practising with previous year question papers. These papers are more than just practice-they help your child understand the types of questions asked and boost their confidence.

How Previous Year Papers Help

• They include questions from important topics like Plants and Animals, Birds, Food, Housing and Clothing etc.
• They improve your child's ability to think critically and answer questions within a time limit.
• Answer keys are provided to help spot mistakes and learn from them easily.

Download the Science Olympiad Previous Year Paper for Class 3 (PDF) and help your child practise smarter and feel more confident before the exam.

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Syllabus:

Section 1: Plants and Animals, Birds, Food, Housing and Clothing, Transport and Communication, Human Body, Earth and Universe, Matter and Materials, Light, Sound and Force, Our Environment.

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	Minerals are also called protective foods and helps us to fight diseases. Which of the following food item is a very good source of iron?
	a)		b)
	c)		d)

Q.2	Read the clues and identify the animal correctly: Clue 1: I have gills to breathe. Clue 2: I lay eggs and my ears cannot be seen. Clue 3: I live in water only. Who am I?
	a) Fish		b) Whale
	c) Dolphin		d) Frog

Q.3	Look at the pictures of different food items carefully: Which of the following food item is the rich source of calcium?
	a)		b)
	c)		d)

Q.4	Which of the following pairs are wrongly classified? P: Luminous object - Bulb and torch Q: Natural sources of light - Sun and book R: Non-luminous objects - Glowworms and pencil S: Artificial sources of light - Fire and candle
	a) Q and R		b) Q and S
	c) R and S		d) P and Q

Q.5	Rainwater harvesting is one way of increasing the availability of water by collecting the rainwater and storing it for later use. Which of the following is/are the benefits of rainwater harvesting?
	a) It is environment-friendly.		b) It improves the quality of groundwater.
	c) It prevents soil erosion and flooding, especially in urban areas.		d) All of the above

Q.6	Danny went jogging one morning. He started breathing faster and his heart beat faster. Which systems in his body were responsible for the changes that he experienced?
	a) Skeletal and muscular systems		b) Circulatory and respiratory systems
	c) Respiratory and muscular systems		d) Circulatory and skeletal systems

Q.7	Given below are two groups of animals: On what basis have they been grouped?
	a) Group X: Animals that migrate. Group Y: Animals that hibernate.		b) Group X: Animals that eat only plants. Group Y: Animals that eat both plants and flesh of other animals.
	c) Group X: Animals found in desert regions. Group Y: Animals that live in water.		d) Group X: Animals that spend most of their time on trees. Group Y: Animals which live both on land and in water.

Q.8	Complete the following sentences: 1. The sun and other stars are huge bodies made up of _______________. 2. The stars, planets, moon and objects in the sky are called _______________.
	a) 1. rocks 2. galaxy		b) 1. liquids 2. lunar bodies
	c) 1. gases 2. celestial bodies		d) 1. ice 2. solar bodies

Q.9	The figure given below shows the feet of a bird. Which of the birds given below can have this type of feet?
	a) Duck		b) Ostrich
	c) Eagle		d) Woodpecker

Q.10	Complete the pattern given below: Asthma : Due to air pollution :: ______________ : Due to water pollution
	a) Cholera		b) Chicken pox
	c) Malaria		d) Cancer

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 3 -

1. CREST Science Worksheets Package for class 3 - 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 3 - 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 3 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 3.