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.

>>> Join CREST Olympiads WhatsApp Channel for latest updates. CREST Science Olympiad Previous Year Paper PDF for Class 3:

If your web browser doesn't have a PDF Plugin. Instead you can Click here to download the PDF

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	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.2	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.3	What is the similarity seen between the two trees namely Rosewood and sal as seen below?
	a) We get medicines from these two trees.		b) We get natural fibres from these two trees.
	c) We get beverages from these two trees.		d) We get wood from these two trees.

Q.4	Four children made the following statements about transport: Whose statement(s) about transport is/are true? Harry: An ambulance is a type of water transport to carry heavy goods from one place to another. Jack: Auto, scooter, and car are owned by people. Toby: Metro rail is a means of air transport. John: Firetruck carries special equipment and firefighters to put out the fire.
	a) Jack and John		b) Harry and Toby
	c) Harry and John		d) Jack and Toby

Q.5	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.6	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.7	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.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	Two types of houses (1 and 2) are shown below. Identify them and select the correct option regarding 1 and 2:
	a) 1 is house on wheels whereas 2 is an apartment.		b) 1 is a house boat which house made on water whereas 2 is a hut made on land.
	c) 1 is a tent made of plastic sheet/canvas whereas 2 is an igloo made of ice.		d) 1 is an apartment whereas 2 is a castle.

Q.10	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

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.