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.

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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

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Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	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.2	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.3	Not all the planets spin on their axis in the same direction, as they go around the Sun. On which planet would you see the sun rise in the west and set in the east?
	a) Mars		b) Venus
	c) Mercury		d) Neptune

Q.4	Which of the following is known as the weak zone around the boundaries of plates underneath the earth, which are prone to slide and cause an earthquake?
	a) Fault zone		b) Eruption zone
	c) Explosive zone		d) Sliding zone

Q.5	Which one of the following is/are included in protoplasm? I. Nucleus II. Cytoplasm III. Plasma membrane IV. Nucleoplasm
	a) I and II		b) I, II and III
	c) II only		d) I, II, III, IV

Q.6	A ray of light strikes a silvered surface inclined to another one at an angle of 90o. Then the reflected ray will turn through __________.
	a) 0o		b) 45o
	c) 90o		d) 180o

Q.7	A box is pushed horizontally along a rough surface and constant acceleration is achieved. If the push is stopped, the box will _________.
	a) continue to accelerate at a lower rate		b) continue to move at constant speed
	c) slow down and finally stop		d) stop immediately

Q.8	Match List I (Fuel gases) with List II (Major constituents) and select the correct answer using the codes given below: List I (Fuel Gas) List II (Major Constituent) A. CNG 1. Carbon monoxide, hydrogen B. Coal gas 2. Butane, propane C. LPG 3. Methane, ethane D. Water gas 4. Hydrogen, methane, carbon monoxide
	a) A-2, B-1, C-3, D-4		b) A-3, B-4, C-2, D-1
	c) A-2, B-4, C-3, D-1		d) A-3, B-1, C-2, D-3

Q.9	In a container (cross-sectional area A) a homogeneous solid cylinder of length L (L < H/2) as shown in the figure), cross-sectional area A/5 is immersed such that it floats with its axis vertical at the liquid-liquid surface with length L/4 in the denser liquid (density = 2d) as shown in the figure. The lower density liquid (density = d) is open to the atmosphere. The density D of solid is given by:
	a) 4d/5		b) 4d
	c) 5d/4		d) d/5

Q.10	Identify the human disease that can be prevented by the same hormone which brings about metamorphosis in frogs:
	a) Diabetes		b) Goitre
	c) Anaemia		d) Rickets

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.