CREST Science Olympiad Class 5 Previous Year Papers

Want to help your child do well in the Class 5 Science Olympiad? One of the most effective ways is to practise with previous year question papers. These papers are not just about answering questions-they help children understand the exam pattern, revise important topics, and build confidence.

Why Practise with Previous Year Papers?

• They include questions from key topics like Animals, Human Body and Health, Plants, Natural Resources etc.
• They train students to manage time efficiently while solving challenging questions.
• Each paper comes with an answer key to help track progress and learn from mistakes.

Download the Science Olympiad Previous Year Paper for Class 5 (PDF) and help your child approach the exam with better preparation and less stress.

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Syllabus:

Section 1: Animals, Human Body and Health, Plants, Natural Resources, Pollution and Calamities, Earth and Universe, Matter, Force, Work and Energy.

Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1

Sample Paper Previous Year Paper Marking Scheme Free Study Material

Q.1

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Q.5

Q.6

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Q.10

Q.1	Which of the following rocks is not grouped correctly? Sedimentary Rocks Metamorphic rocks 1. Sandstone Slate 2. Marble  Shale 3. Flint Gneiss 4. Coal Quartzite
	a) 1		b) 2
	c) 3		d) 4

Q.2	Which among the following is not an adaptative feature of the plant shown below?
	a) The leaves are narrow, thin and ribbon-like.		b) The leaves can bend and move easily.
	c) The leaves have few stomata.		d) The leaves have a waxy coating.

Q.3	Which of the following is the main function of the labelled part called buds in the picture shown below?
	a) They produce new plants.		b) They produce food for the plant.
	c) They store water for the plant.		d) They produce flowers for the plant.

Q.4	What is the difference between a plant and an electric heater in terms of the energy they are associated with?
	a) A plant is associated with heat energy whereas an electric heater is associated with solar energy.		b) A plant is associated with solar energy whereas an electric heater is associated with both heat energy and electrical energy.
	c) A plant is associated with magnetic energy whereas electric heater is associated with only heat energy.		d) A plant is associated with light energy whereas an electric heater is associated with chemical energy.

Q.5	What is incorrect about Whales, Dolphins and Porpoises?
	a) They live in water.		b) They come to surface for breathing, as they have nostril on their head.
	c) They have a layer of adipose tissues under their skin to keep them warm.		d) They have fur to keep them warm.

Q.6	Read the sentences given below. State whether the following sentences are true or false: 1. We apply oil on the hinges of the doors to increase the friction. 2. Friction can be reduced by making the surface smooth.
	a) 1. True 2. False		b) 1. False 2. False
	c) 1. False 2. True		d) 1. True 2. True

Q.7	Observe the figure shown below carefully. Identify the nerves, A and B, carrying orders from and to the brain or the spinal cord, respectively:
	a) A - Sensory nerve, B - Motor nerve		b) A - Motor nerve, B - Sensory nerve
	c) A - Autonomic nerve, B - Sensory nerve		d) A - Motor nerve, B - Autonomic nerve

Q.8	A plant leaf was taken as shown in the picture below and a strip of black chart paper was placed in the middle of a big leaf at the centre. The plant was kept outdoors for 24 hours after which the black strip was removed and tested for starch presence by adding iodine solution. Which of the following statement is correct related to the below-shown experiment?
	a) Iodine solution added on the place, where black strip was put, turned blue-black which proved that plants make food or starch without sunlight.		b) Iodine solution added on the place, where black strip was put, did not turn blue-black which proved that plants cannot make food or starch without sunlight.
	c) Iodine solution added on the place, where black strip was put, did not turn blue-black which proved that plants can make food or starch without sunlight.		d) Iodine solution added on the place, where black strip was put, turned blue-black which proved that plants make food or starch with sunlight.

Q.9	Choose the correct option and complete the following sentences: 1. Titan is a satellite of the planet named ______________. 2. The planet ______________ is referred to as the brightest star in the sky.
	a) 1. Earth 2. Jupiter		b) 1. Mars 2. Earth
	c) 1. Saturn 2. Venus		d) 1. Jupiter 2. Mars

Q.10	Which one of the following in an example of ball and socket joint?
	a) Wrist		b) Ankle
	c) Vertebrae		d) Hip

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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 5 -

1. CREST Science Worksheets Package for class 5 - 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 5 - 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 5 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 5.