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	Look at the two food items shown below and identify the main nutrient present in them:
	a) Fats		b) Carbohydrates
	c) Minerals		d) Protein

Q.2	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.3	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.4	The picture below shows the first boy looking through a straight hose at the candle, and the girl trying to look through a bent hose at the candle. The girl 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.5	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.6	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.7	Fill in the blank: Human beings have four types of teeth. ______________ teeth are used for biting a guava.
	a) molars		b) canines
	c) premolars		d) iincisors

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	In which of the following places do we generally see the house on stilts?
	a) Place where there are many crocodiles.		b) Place where there is snowfall all-round the year.
	c) Place where it rains a lot and floods happen more often.		d) Desert region

Q.10	Fill in the blanks with suitable terms from the list given below: 1. A shadow is always formed on the _________ side of the light. 2. Torchlight and candle are __________ source of light.
	a) 1. opposite 2. artificial		b) 1. opposite 2. natural
	c) 1. left 2. luminous		d) 1. east 2. non-luminous

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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 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.