CREST Science Olympiad Class 9 Previous Year Paper

Preparing for the Class 9 Science Olympiad can feel challenging, but using previous year question papers makes a big difference. These papers give students a solid understanding of how questions are framed and what topics to focus on, making revision more targeted.

How These Papers Help

• They cover crucial topics such as Motion, Force and Laws of Motion, Gravitation, Work and Energy, Sound etc.
• They improve time management, analytical thinking, and help students handle tricky questions more confidently.
• Answer keys are included to help students review and strengthen weak areas.

Download the Science Olympiad Previous Year Paper for Class 9 (PDF) to support focused revision and help your child step into the exam feeling well-prepared and motivated.

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Syllabus:

Section 1: Motion, Force and Laws of Motion, Gravitation, Work and Energy, Sound, Matter in Our Surroundings, Is Matter Around Us Pure, Atoms and Molecules, Structure of Atom, Cell - The Fundamental Unit of Life, Tissues, Diversity in Living Organisms, Why Do We Fall Ill, Natural Resources, Improvement in Food Resources.

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.1	Choose the correct option: The molecular formula Al2O3 means that ________________.
	a) a molecule contains 2 atoms of Al and 3 atoms of O		b) the ratio of the mass of Al to the mass of O in the molecule is 2 : 3
	c) they are twice as many Al atoms in the molecule as there are O atoms		d) the ratio of the mass of Al to the mass of O in the molecule is 3 : 2

Q.2	Which of the following statements is/are incorrect?  I. Permanent tissue loses its capacity of cell division. II. A meristem is a group of cell that divides continually to form a new cell. III. Companion cells are usually seen associated with the sieve tube.
	a) I and II		b) II and III
	c) I, II and III		d) None of them is incorrect

Q.3	If different planets have the same density but different radii, then the acceleration due to gravity on the surface of the planet is related to the radius (R) of the planet as:
	a) g ∝ 1/R2		b) g ∝ 1/R
	c) g ∝ R		d) g ∝ R2

Q.4	Read the following statements and choose the correct option: Statement 1: The presence of circulatory system is not the characteristic feature of protochordata. Statement 2: Rhizopus is the common 'black bread mould' fungus.
	a) Statement 1 is correct and statement 2 is incorrect		b) Statement 1 is incorrect and statement 2 is correct
	c) Both the statements are correct		d) Both the statements are incorrect

Q.5	Read the following statements and choose the correct option: Statement 1: Low visibility during cold weather is due to unburnt carbon particles or hydrocarbons suspended in the air. Statement 2: Transpiration step is not involved in the carbon cycle.
	a) Statement 1 is correct and statement 2 is incorrect		b) Statement 1 is incorrect and statement 2 is correct
	c) Both the statements are correct		d) Both the statements are incorrect

Q.6	Consider the following statements and choose the correct option: Only liquid phase is present after mixing a teaspoon of solid sugar in a glass of liquid water. A saturated solution can be converted into unsaturated by increasing temperature. Clouds are an example of solid in gas solution.
	a) Only 1 is correct		b) Only 2 is correct
	c) Only 1 and 2 are correct		d) 1, 2 and 3 are correct

Q.7	An athlete completes one round of circular track of radius r in 60 s with uniform speed. What is the ratio of distance to the displacement travelled by the athlete at the end of 30 s?
	a) 2π/3		b) π/2
	c) 2/3π		d) 2 π

Q.8	If two balls of different masses have the same kinetic energy, then ____________.
	a) lighter ball has greater momentum than the heavier ball		b) heavier ball has greater momentum than the lighter ball
	c) both balls have equal momentum		d) both balls have zero momentum

Q.9	Which of the statements given below are correct about a tissue? I. Epithelium tissue forms a protective layer of the body. II. Transmission of stimuli from one part of the body to other part takes place through nervous tissue. III. Blood is an example of tissue.
	a) I and II		b) II and III
	c) I and III		d) I, II and III

Q.10	Which of the following maintains the organic matter of the soil?
	a) Fungi and semi-parasites		b) Cyanobacteria and parasitic animals
	c) Bacteria and fungi		d) All of these

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 9 -

1. CREST Science Worksheets Package for class 9 - 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 9 - 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 9 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 9.