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

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?

Q.2

What happens when a sound wave passes from a highly polluted region to a pollution-free area?

Q.3

In the following question, an assertion and the reason are given. Choose the correct option:

Assertion: Coal is a combustible organic fuel.
Reason: It occurs inside the volcanoes.

Q.4

In the following question, an assertion and reason are given. Choose the correct option:

Assertion: Meiosis is also known as a reduction division.

Reason: Meiosis involves the formation of daughter cells with half the number of chromosomes than that of the parent cell.

Q.5

A body of mass 90 g is thrown upwards. It rises to a maximum height of 50 m. At what height its kinetic energy will be reduced to 70%?

Q.6

Consider the following statements and choose the correct option:

Statement 1: The milk is an example of a colloidal solution.

Statement 2: Medicines are more effective if they are used in the colloidal state.

Q.7

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.

Q.8

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. 

Q.9

A ball of mass 2 kg is thrown up vertically with a kinetic energy of 490 J. The height at which the kinetic energy of the body becomes half of the original value is _________.  The acceleration due to gravity is 9.8 ms-2.

Q.10

Fill in the blank:

To prevent soil erosion, a farmer plants a hedge across a field. This method works because ____________.

Your Score: 0/10

Answers to Previous Year Questions from CREST Olympiads:

Q.1dQ.2cQ.3cQ.4aQ.5aQ.6cQ.7cQ.8cQ.9cQ.10b

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.

Answers to Previous Year Questions from CREST Olympiads:

Q.1 : d | Q.2 : c | Q.3 : c | Q.4 : a | Q.5 : a | Q.6 : c | Q.7 : c | Q.8 : c | Q.9 : c | Q.10 : b

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