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
Consider the following statements and choose the correct option:
I. Tapeworm is a hermaphrodite. II. Roundworm has separate sexes. III. Filaria is caused by a nematode. IV. Guinea worm is an annelid.
Q.2
Which of the following graphs indicates that a body is undergoing retardation?
Q.3
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.4
A ship at rest is sending ultrasonic sound waves to detect a shoal of fish. If the time gap between the signal sent from the ship and received (reflected signal) is 0.5 s, then find the distance of the shoal of fish from the ship. (Velocity of sound in water is 1400 m/s)
Q.5
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) _____________.
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 ___________.
Q.7
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 ______________.
Q.8
In the following question, an assertion and the reason are given. Choose the correct option:
Assertion: It is the gravitational force exerted by the sun and the moon on the seawater that causes the formation of tides in the sea. Reason: The gravitational force of attraction is a weak force compared to other fundamental forces of nature.
Q.9
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?
Q.10
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.
Answers to Previous Year Questions from CREST Olympiads:
Q.1
b
Q.2
b
Q.3
a
Q.4
b
Q.5
c
Q.6
b
Q.7
a
Q.8
b
Q.9
c
Q.10
a
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 -
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
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 : b | Q.2 : b | Q.3 : a | Q.4 : b | Q.5 : c | Q.6 : b | Q.7 : a | Q.8 : b | Q.9 : c | Q.10 : a
