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	The diagram below shows the blood flow between the heart, the lungs and the rest of the body. Which one of the following best describe the blood at A and B?
	a) A-Rich in oxygen, poor in carbon dioxide B-Rich in carbon dioxide and oxygen		b) A-Rich in carbon dioxide, poor in oxygen B-Poor in carbon dioxide and oxygen
	c) A-Rich in oxygen, poor in carbon dioxide B-Rich in carbon dioxide, poor in oxygen		d) A-Rich in carbon dioxide, poor in oxygen B-Rich in carbon dioxide and oxygen

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	Study the flow chart below. Based on the information above, which plant most likely disperses its fruit by animals?
	a) R only		b) S only
	c) S and T only		d) T and U only

Q.4	Select the incorrect pair(s) from the following: 1. Venus - Morning or evening star 2. Saturn - Coldest planet 3. Jupiter - Largest planet 4. Mercury - Smallest planet
	a) Only 1		b) Only 2
	c) 1, 2 and 3		d) 1, 3 and 4

Q.5	Which is NOT an example of a symbiotic relationship?
	a) A caterpillar changing into a butterfly		b) A tick biting a white-tailed deer
	c) A remora fish sticking to the shell of a sea turtle		d) A clownfish living within the parts of a sea anemone

Q.6	Given below are two plants namely pitcher plant and venus fly trap. What is the similarity between these two plants?
	a) Both these plants are decomposers.		b) Both these plants are insectivorous in nature as they eat insects to get nutrition.
	c) Both these plants grow underwater.		d) Both these plants grow in the marshy areas.

Q.7	Read the statements given below and correctly identify P and Q: P is the process of heating a solution containing soluble solids to form vapours of the liquid and then cooling the vapours to get the liquid back.  Q is the process by which the insoluble solids can be removed from a liquid by using a filter paper.
	a) P - Distillation, Q - Filtration		b) P - Decantation, Q - Filtration
	c) P - Sedimentation, Q - Evaporation		d) P - Filtration, Q - Evaporation

Q.8	Communicable diseases pass from one person to another through different modes of transmission. Which of the following disease cannot spread through the mode of transmission as shown in the figure below?
	a) Scurvy		b) Influenza
	c) Diphtheria		d) Chicken-pox

Q.9	Clearly observe the placement of X, Y and Z in the example of pliers as shown in the image below. Label X, Y and Z correctly:
	a) X - Effort, Y - Fulcrum, Z - Load		b) X - Effort, Y - Load, Z - Fulcrum
	c) X - Load, Y - Effort, Z - Fulcrum		d) X - Fulcrum, Y - Effort, Z - Load

Q.10	Read the passage below and identify X correctly: The life cycle of 'X'  is divided into four stages: (1) egg, (2) larva, (3) pupa and (4) adult. At each stage, the 'X' appearance changes completely. The young one that hatches from the egg is called a larva. The larva of 'X' is called a maggot.
	a) Cockroach		b) Housefly
	c) Grasshopper		d) Butterfly

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.