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Class 9 Olympiad Science Mock Test 2
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Class 9 Olympiad Science Mock Test 2
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25 Questions

1. Identify the tissue that is present in the bone.
2. Shaving cream produces foam. What kind of colloid is shaving cream?
3. Sunil rolls a marble down an inclined plane. What kind of energies are possessed by the rolling marble?
4. Which cell organelles is/are absent in an animal cell?
5. Ozone in the stratosphere is depleted by
6. The positions of a particle moving along a straight line are x1 = 50 m at 10.30 a.m. and x2 = 55 m at 10.35 a.m. respectively. What is the displacement of the particle between 10.30 a.m. and 10.35 a.m.?
7. Which would most likely cause the liquid in Tube A to rise?

8. A man with a box on his head is climbing up a ladder. What work is said to be done by the man on the box?
9. Which of the following statements is NOT correct about a planet rotating around the sun in an elliptical orbit?
10. Identify an organ.
11. Which of the following is a chemical change?
12. What kind of a colloid is milk?
13. On what principle does a jet engine work?
14. Calculate the temperature at which both the Celsius and Fahrenheit scales show the same reading?
15. What happens to the inter-particle attractive forces with an increase in the distance between the particles?
16. Which of these statements is/are correct to show that humans are complex organisms?
17. Identify the given statements that are applicable for an object to move in a circle.
18. Which of the following has a direct effect on the K.E. of particles?
19. An engine of 4.9 kW power is used to pump water from a well 20 m deep. What quantity of water in kiloliters which it can pump out in 30 minutes?
20. The figure given below shows a planet in elliptical orbit around the sun S.

At what position will the kinetic energy of the planet be maximum?
21. In which part of the ear are sound waves amplified?
22. Which of the following exhibit the characteristics given below? i. Plant like organisms ii. Lacks chlorophyll iii. Mostly saprophytes and parasites
23. The S.1 unit of relative density is
24. A ball of mass 2 kg and another of mass 4 kg are dropped together from a 60 feet tall building. What will be the ratio of their kinetic energies after a fall of 30 feet?
25. Which of the following is the distinguishing feature of a nematode?

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