CREST Science Olympiad Class 5 Previous Year Paper

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

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	Based on the given data about an unknown igneous rock, which of the following can be the unknown rock?
	a) MARBLE		b) OBSIDIAN
	c) SHALE		d) LIMESTONE

Q.2	A place X has drought for a long period of time. Which statement is true with context to drought?
	a) The water table gets higher because of continuous evaporation.		b) The water table gets lower because of continuous evaporation and flow.
	c) The place gets replenished continuously.		d) The water table remains the same.

Q.3	Read the clues and identify the animal correctly: Clue 1: I am an arboreal animal. Clue 2: My hair and scales prevent me from slipping from the trees. Who am I?
	a) Bat		b) Camel
	c) Crocodile		d) Flying squirrel

Q.4	Observe the figure given below carefully. Identify A, B and D, which are required for photosynthesis:
	a) A - Sunlight B - Carbon dioxide D - Oxygen		b) A - Water B - Carbon dioxide D - Sunlight
	c) A - Sunlight B - Oxygen D - Minerals		d) A - Sunlight B - Oxygen D - Soil

Q.5	Choose the option that correctly represents the energy changes taking place in the following cases: 1. Television 2. Electric blender 3. Toy car moving down a ramp
	a) 1: Electrical energy into light energy, sound energy 2: Electrical energy into kinetic energy, sound energy 3: Potential energy to kinetic energy		b) 1: Potential energy into electrical energy, sound energy and heat energy 2: Kinetic energy into electrical energy, heat energy and sound energy 3: Potential energy to heat energy and sound energy
	c) 1: Sound energy into electrical energy, sound energy and heat energy 2: Potential energy into electrical energy, heat energy and sound energy 3: Potential energy to heat energy and sound energy		d) 1: Sound energy into mechanical energy, potential energy and heat energy 2: Potential energy into electrical energy, heat energy and light energy 3: Mechanical energy to heat energy and sound energy

Q.6	In a water treatment plant, chlorination is done. What could be the reason for the chlorination?
	a) To remove larger particles of solid impurities		b) To remove smaller particles of solid impurities
	c) To kill germs		d) To remove sand particles

Q.7	Which of the following statements is/are correct? 1. A shooting star is a star. 2. The four planets in the outer solar system are made of rock and metal. 3. Ursa Major constellation appears to revolve around the pole star in the night sky.
	a) 2 only		b) 3 only
	c) 1 and 3 only		d) 2 and 3 only

Q.8	Samarth kept a bottle filled with water in the freezer. After a few hours, he was thirsty and he took out the bottle to drink water. He found that water has changed into ice (Process 1). He left aside the bottle and after some time, he noticed that the ice in the bottle has changed to water again (Process 2). Identify the change that has taken place in the above two processes:
	a) 1-Chemical change, 2-Physical change		b) 1-Physical change, 2-Chemical change
	c) 1-Permanent change, 2-Physical change		d) 1-Physical change, 2-Physical change

Q.9	The diagram below shows how some animal groups are classified. Which of the following statements about the animal group below is definitely true?
	a) Animals in group W and group X can fly.		b) Animals in group y and group Z can live on land and in water
	c) Animals in group W and group Z have the same breathing method		d) Animals in group X and group Y have the same reproduction method.

Q.10	Consider the following statements: Statement 1: When Emma pushes a notebook across the table, work is said to be done. Statement 2: When Emma pulls the wall towards herself, work is said to be done. Which one of the following is correct about the above two statements?
	a) Statement 1 is true but statement 2 is false		b) Statement 1 is false but statement 2 is true
	c) Both the statements are true		d) Both the statements are false

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 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.