General Science Quiz 5 (25 MCQs)

Quiz Instructions:

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1. What is the life span of RBC?

2. Cooking oil can be converted into vegetable ghee by the process of

3. An alloy used in making heating elements for electric heating devices is

4. Lemon juice contains

5. Energy stored in the nucleus of an atom

6. Which of the three main types of elements are mostly gaseous at room temperature?

7. Studies the ocean

8. How many bones make up the human skeleton?

9. These are freshwater reptiles.

10. The two holes in your nose are called?

11. The production of light by living organisms is

12. Life in plants was demonstrated by

13. What forces are acting on a parachute as it falls through the air?

14. A swimmer is moving at a speed of 2.0 meters/second. When will they hit 100 meters?

15. A large celestial body that is composed of gas and that emits light.

16. What do Biologist study?

17. If you were using the scientific method to perform an experiment, what would the first step be?

18. Which bacteria is helpful in making curd from milk?

19. What is the chemical name of NO2?

20. The chemical (ethyl mercaptan) added to the otherwise odourless LPG cooking gas for imparting a detectable smell to the gas is a compound of

21. The animal which uses sounds as its 'eyes' is

22. What measurements are needed to calculate the speed of an object?

23. The recent atomic weight scale is based on

24. MATH Short Answer Convert 150% into a mixed fraction in lowest terms

25. Which of the following elements appears in the smallest percentage in the oceans?