CREST Science Olympiad Class 8 Previous Year Paper

Is your child preparing for the Class 8 Science Olympiad? One of the most effective ways to boost their preparation is by solving previous year question papers. These papers help students get familiar with the exam format and the types of questions they can expect.

Why Use Previous Year Papers?

• They include questions from key topics such as Crop Production and Management, Microorganisms, Synthetic Fibres and Plastics, Metals and Non-metals etc.
• They help students improve their accuracy, speed, and critical thinking skills.
• Answer keys are provided for self-evaluation and better understanding of concepts.

Download the Science Olympiad Previous Year Paper for Class 8 (PDF) to help your child revise more effectively and approach the exam with greater confidence.

>>> Join CREST Olympiads WhatsApp Channel for latest updates. CREST Science Olympiad Previous Year Paper PDF for Class 8:

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

Syllabus:

Section 1: Crop Production and Management, Microorganisms, Synthetic Fibres and Plastics, Metals and Non-metals, Coal and Petroleum, Combustion and Flame, Conservation of Plants and Animals, Cell, Reproduction and Endocrine System, Force and Pressure, Friction, Sound, Chemical Effects of Electric Current, Some Natural Phenomena, Light, Stars and the Solar System, Pollution of Air and Water.

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	Which factor is most directly responsible for determining how often a full moon appears?
	a) Size of the Moon		b) Size of the Earth
	c) How quickly the Moon orbits the Earth		d) How quickly the Moon turns on its axis

Q.2	In the given question, an assertion and a reason are given. Choose the correct option: Assertion: It is better to use a sharp-tipped nail than a blunt nail. Reason: The tip with the smallest area produces a higher pressure when a small force is applied.
	a) Assertion and reason are true and reason is the correct explanation of the assertion		b) Assertion and reason are true, but reason is not the correct explanation of the assertion
	c) Assertion is true but reason is false		d) Both assertion and reason are false

Q.3	A book rests on a horizontal frictionless surface. A horizontal force of magnitude F is applied. This force produces an acceleration:
	a) Only if F is larger than the weight of the book		b) Only while the book suddenly changes from rest to motion
	c) Always		d) Only if the inertia of the book decreases

Q.4	Which of the following statement is/are false? Cellulose is made up of glucose units. Weaving and knitting are two processes to get plastic. Plastics get corroded easily. Plastics are not polymers.
	a) Only 1		b) 2 and 3
	c) 1 and 3		d) 2, 3 and 4

Q.5	Which of the following is the best explanation of the statement given below? Metabolism of glucose is considered as combustion.
	a) It involves reaction of glucose molecule with oxygen.		b) Products obtained are CO2 and H2O therefore it is a combustion reaction occurs at slow and steady rate.
	c) This reaction occur as rapid as combustion reaction.		d) This reaction release enormous amount of energy.

Q.6	If an object in air is viewed from beneath the surface of water below, where does the object appear to be?
	a) The object appears above its true position.		b) The object appears exactly at is true position.
	c) The object appears below its true position.		d) The object cannot be viewed from beneath the water's surface.

Q.7	Fill in the blank: Bronze statues and articles of copper slowly tarnish in air and turn green. This green colour is due to the formation of ___________.
	a) copper carbonate		b) an oxalate
	c) copper sulphate		d) copper oxide

Q.8	Which of the following can change its shape? I. Amoeba II. Neuron III. WBC
	a) I only		b) I and II
	c) I and III		d) I, II, III

Q.9	The friction between the two surfaces does not depend which of the following?
	a) The amount of surface area of the two objects which is in contact with each other.		b) The weight of the object which tends to move on the surface of another object.
	c) The degree of smoothness of the surface of two objects in contact with each other.		d) The degree of roughness of the surface of two objects in contact with each other.

Q.10	Identify the species (of plants and animals) which are found exclusively in a particular area:
	a) Epidemic species		b) Pelagic species
	c) Pandemic species		d) Endemic species

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 8 -

1. CREST Science Worksheets Package for class 8 - 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 8 - 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 8 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 8.