CREST Science Olympiad Class 9 Previous Year Papers

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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

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	Which of the following statements is/are correct?
	a) The nature of matrix differs according to the function of the tissue.		b) Fats are stored below the skin and in between the internal organs.
	c) Epithelial tissues have almost no intercellular spaces between them.		d) All of the above

Q.2	Consider the following statements and choose the correct option: Statement 1: The atmosphere of the earth is heated by radiations which are mainly re-radiated by land and water. Statement 2: Solar radiations heat up land slower than the water bodies.
	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.3	Identify the disease-causing agents:
	a) Cholesterol, saturated fat and helminths		b) Measles, mumps and chickenpox
	c) Viruses, bacteria and fungi		d) Both a and c

Q.4	Choose the correct option and complete the following sentence: As the principal quantum number increases, the difference of distance of separation between consecutive energy levels ______________.
	a) decreases		b) remains the same
	c) increases		d) some times increases and sometimes decreases

Q.5	A ball released from the top of a tower of height M meters takes T seconds to reach the ground. What is the position of the ball in T/3 seconds?
	a) M/9 metres from the ground		b) 7M/9 metres from the ground
	c) 8M/9 metres from the ground		d) 17M/9 metres from the ground

Q.6	Choose the correct option and complete the following sentence: The acceleration due to the Earth's gravity decreases, if _________. I. we go up from the surface of the Earth II. we go from the equator towards the pole III. the rotation speed of the Earth is increased IV. we go down from the surface of the Earth towards its centre
	a) I, II and III		b) I, III and IV
	c) I, II and IV		d) I, II and III and IV

Q.7	Fill in the blanks: Suppose gravity of the Earth suddenly becomes zero, then what will happen to the motion of the Moon (neglecting the effect of other celestial body) _____________.
	a) Moon will stop moving		b) Moon will start moving with non-uniform acceleration on the same path
	c) the Moon will begin to move in a straight line in the direction in which it was moving at that instant		d) None of the above

Q.8	Consider the following statements and choose the correct option: Statement A: An electron in the inner orbit is more tightly bound to the nucleus. Statement B: The greater the absolute value of the energy of an electron the more tightly the electron is bound to the nucleus.
	a) Both A and B are true and B is not the appropriate reason for A.		b) Both A and R are individually correct and B is the correct reason for A.
	c) A is correct but B is not correct.		d) Both A and B are not correct.

Q.9	Hard water cannot be used in boilers. Which of the following is the reason for the same?
	a) The boiling point of hard water is high.		b) The conductivity of hard water is less.
	c) Hard water causes scales on the walls of the boilers.		d) Hard water reacts with metals used in making boilers.

Q.10	Rectify the given statements by replacing the underlined words and select the correct option: (i) The viscous fluid present in the nucleus is called cytoplasm. (ii) Vacuoles are rod shaped structures which oxidise food to provide energy. (iii) Mitochondria contain green pigment chlorophyll and take part in photosynthesis. (iv) Lysosomes take part in synthesis of proteins.
	a) (i)-nucleoplasm, (ii)-Lysosomes, (iii)-Plastids, (iv)-Centrosomes		b) (i)-protoplasm, (ii)-Ribosomes, (iii)-Centrosomes, (iv)-Golgi bodies
	c) (i)-nucleoplasm, (ii)-Mitochondria, (iii)-Chloroplasts, (iv)-Ribosomes		d) (i)-protoplasm, (ii)-Plastids, (iii)-Chloroplasts, (iv)-Ribosomes

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Students can download the CREST Science Olympiad previous year paper pdf for class 9 from this page. Each question in the paper carries 1 mark. The answer key for all the questions is also provided on the last page.

The CREST Science Olympiad previous year paper pdf for class 9 can be used by students to assess their preparation. They could then learn how to fill up the knowledge gaps in their preparation and identify areas where they lack. They might better prepare for their exam as a result. Additionally, if students practice answering the previous years’ questions, their time management skills improve and as a result they will be able to manage time better in the main exam.

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.