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

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Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	The picture below shows the first boy looking through a straight hose at the candle and the second boy trying to look through a bent hose at the candle. The second boy was unable to see the candle burning through the bent hose. What does this experiment prove?
	a) Light does not travel in a straight line.		b) Light travels in a straight line.
	c) We should always look through a bent hose to see light.		d) Light travels in all directions from its source.

Q.2	Observe the given picture of the shadow of a tree: What could be the time of the day?
	a) Morning only		b) Evening only
	c) Afternoon only		d) Morning or evening

Q.3	Classify the following animals into a group according to their habitat. Pick the habitat they belong to:
	a) Polar region		b) Desert
	c) Forest		d) Ocean

Q.4	Identify the similarity between the birds shown in the picture below in terms of the kind of beak they have:
	a) Both have long, slender and pointed beak.		b) Both have broad and flat beak.
	c) Both have long, thin and curved beak.		d) Both have short, hard and horny beak.

Q.5	Given below are some features of plants found in a particular habitat: 1. The stems are thick and fleshy which store water and food. 2. The leaves are reduced to thorns or spines to avoid loss of water. 3. They have long roots that grow deep into the soil to get underground water. Which of these is the habitat of the given plant?
	a) Mountain		b) Grasslands
	c) Desert		d) Pond

Q.6	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.7	Complete the pattern given below correctly: Vapour : Gas :: Juice : _________________
	a) Glass		b) Liquid
	c) Gas		d) Solid

Q.8	Which of the following pairs are wrongly classified? D: Sugar - Does not dissolve in water E: Mud - Dissolves in water F: Oxygen - Dissolves in water G: Sand - Does not dissolve in water
	a) D and F		b) D and E
	c) F and G		d) E and G

Q.9	Choose the correct option and complete the following sentences: 1. The old cardboard was used to make new boxes. The cardboard was _____________________. 2. ___________________ means to use less of something.
	a) 1. renewed 2. reduce		b) 1. recycled 2. reducing
	c) 1. reduced 2. recycle		d) 1. reused 2. recycle

Q.10	Fill in the blanks with suitable terms and select the correct option: 1. __________ is the only planet that supports life. 2. __________ is the brightest object in the sky, next to the sun.
	a) 1. Mercury 2. Stars		b) 1. Venus 2. Earth
	c) 1. Earth 2. Moon		d) 1. Earth 2. Venus

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.