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 animals cannot survive both in land and water habitats?
	a) Salamanders		b) Alligators
	c) Ostrich		d) Penguins

Q.2	Fill in the blank: David is carrying a school bag of 3 kg mass on his back and moves 200 m on a levelled road. The work done against the gravitational force will be (g = 10 ms-2) ____________.
	a) 6 x 103 J		b) 6 J
	c) 0.6 J		d) zero

Q.3	Consider the following statements: I. Areolar connective tissue is found between the skin and muscles, around blood vessels and nerves and in the bone marrow. II. Fat storing adipose tissue is found below the skin and between internal organs. Which of the statement(s) given above is/are correct?
	a) Only I		b) Only II
	c) I and II		d) None of these

Q.4	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.5	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

Q.6	Fill in the blank: During a planned manoeuvre in a space flight, a free-floating astronaut A pushes another free-floating astronaut B, the mass of A being greater than that of B. Then, the magnitude of the force exerted by astronaut A on astronaut B is ___________.
	a) equal to zero		b) equal to the force exerted by astronaut B on astronaut A
	c) greater than the force exerted by astronaut B on astronaut  A		d) less than the force exerted by astronaut B on astronaut A

Q.7	Which of the following graphs indicates that a body is undergoing retardation?
	a)		b)
	c)		d)

Q.8	Fill in the blank: Certain parts of a plant can be bent easily without breaking. This flexibility in certain parts, like leaf and stem, can be attributed to the abundance of __________.
	a) parenchyma		b) collenchyma
	c) sclerenchyma		d) xylem and phloem

Q.9	Which of the following options is correct regarding the given statement? A rubber ball and a lead ball having the same mass, strike normally on a smooth vertical wall with the same velocity. The lead balls fall down after striking the wall but the rubber ball bounces back.
	a) The momentum of the rubber ball is greater than that of the lead ball.		b) The momentum of the lead ball is greater than that of the rubber ball.
	c) The rubber ball suffers a greater change in momentum as compared to the lead ball.		d) Both the balls suffer an equal change in momentum.

Q.10	Choose the correct option and complete the following sentence: The cell organelle which helps in the synthesis of fats in adipose tissue is _________________.
	a) smooth endoplasmic reticulum		b) rough endoplasmic reticulum
	c) mitochondria		d) adipocytes

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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.