CREST Science Olympiad Class 4 Previous Year Paper

Preparing your child for the Class 4 Science Olympiad? Solving previous year question papers is a smart and effective way to get started. These papers give students a better understanding of what to expect in the actual exam and help them revise key topics with focus.

Why These Papers Are Helpful

• They cover important topics such as Plants, Animals, Food and Digestion, Clothing, Matter and Materials etc.
• They help improve time management and sharpen thinking skills needed for Olympiad-level questions.
• Answer keys are included to support independent learning and quick corrections.

Download the Science Olympiad Previous Year Paper for Class 4 (PDF) and give your child the tools to prepare with clarity and confidence.

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Syllabus:

Section 1: Plants, Animals, Food and Digestion, Clothing, Matter and Materials, Force, Work and Energy, Our Environment, Earth and Universe.

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.4

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Q.10

Q.1	Complete the following sentences: ________ are energy sources that formed from the buried remains of the plants and animals that lived millions of years ago. The sources of energy which, once used, cannot be replenished soon or are lost forever are called ___________ sources of enrgy.
	a) Fossil fuels renewable		b) Solar energy non-Renewable
	c) Fossil fuels non-renewable		d) Biomass renewable

Q.2	Choose the correct option and complete the sentence given below: The man in the picture is separating the grain from the chaff. This separation process is known as __________________.
	a) filtration		b) sedimentation
	c) evaporation		d) winnowing

Q.3	Read the statements below and choose the correct one: The balance in nature can get disturbed due to various man-made and natural causes. The elimination of snakes in the rice fields decreases predators of rats. Acid rain has led to an increase in ecological imbalance.
	a) 1 and 2		b) 1 and 3
	c) 2 and 3		d) 1, 2 and 3

Q.4	Fill in the blanks and select the answer correctly from the given options: The first part of the small intestine is called the  _____(i)_______, the next part is the  ______(ii)_______ and the third and final part of the small intestine is called the ____(iii)________. The remains of food or the unabsorbed food and water are stored in the _____(iv)_______.
	a) i. duodenum ii. jejunum iii. ileum iv. rectum		b) i. jejunum ii. ileum iii. rectum iv. duodenum
	c) i. ileum ii. rectum iii. duodenum iv. jejunum		d) i. jejunum ii. duodenum iii. ileum iv. rectum

Q.5	Following are some characteristics of an animal. To which adaptation does this animal belong to? 1. Colour matches with the surroundings 2. Thick skin 3. Broad, flat and padded soles 4. Long eyelashes
	a) Polar regions		b) Tropical rainforests
	c) Desert regions		d) Under water

Q.6	Alice is 6 years old and she wears spectacles. She loves reading books in her free time. Suggest which type of foods she should include in her diet to improve her eyesight:
	a) Rice and eggs		b) Fish and wheat
	c) Citrus fruits		d) Carrots and green vegetables

Q.7	Match column I with column II and select the correct option: Column I Colum II 1. Ship of the desert a. Kiwi 2. Amphibian b. Flying squirrel 3. Arboreal animal c. Camel 4. Flightless bird d. Newts
	a) 1 - c, 2 - d, 3 - b, 4 - a		b) 1 - c, 2 - b, 3 - d, 4 - a
	c) 1 - d, 2 - a, 3 - b, 4 - c		d) 1 - c, 2 - b, 3 - a, 4 - d

Q.8	State the INCORRECT match from the following: P: Melting- Ice changes into water Q: Evaporation- Water changes into water vapour R: Freezing- Water changes into liquid S: Condensation- Water changes into ice
	a) P and Q		b) Q and R
	c) R and S		d) P and S

Q.9	Complete the given sentence: The main foods that plants of the grass family give us are ________________________.
	a) corn and wheat		b) fruits and nuts
	c) straw and sugarcane		d) tamarind and pepper

Q.10	Plants that grow in water are called aquatic plants. Which of the following is an adaptation of aquatic plants?
	a) The leaves are modified into spines.		b) The leaves are flat.
	c) The leaves are broad and have a wax coating.		d) These plants trap and eat insects.

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 4 -

1. CREST Science Worksheets Package for class 4 - 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 4 - 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 4 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 4.