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Environment Previously Asked Questions: Ozone Layer
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Environment Previously Asked Questions: Ozone Layer
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25 Questions

1. Which gas is filled in refrigerators?
2. The radiation that is absorbed by ozone present in the atmosphere is
3. Montreal Protocol is related to
4. Which one of the following gases is responsible for the decrement in the ozone layer?
5. Which is the lowest layer of the atmosphere?
6. Who among the following had discovered 'ozone halo' over Tibetan Plateau in 2005?
7. In stratosphere, the level of ozone is naturally regulated by
8. Montreal Protocol is related to the protection of
9. Ozone layer in atmosphere
10. Harmful ultraviolet radiation coming from the sun can cause
11. Ozone layer is above the earth crust around
12. Ozone protects biosphere from
13. Among the following greenhouse gases, which does not cause ozone pollution in the troposphere?
14. Which of the following is not true about chlorofluoro carbon?
15. Which one of the following is associated with the issue of control and phasing out of the use of ozonedepleting substances?
16. Consider the following.
1. Rice fields
2. Coal mining
3. Domestic animals
4. Wetlands Which of the above is a source of methane, a major greenhouse gas?
17. Which of the following substances is/are ozone depleting?
1. Chlorofluoro carbons
2. Halans
3. Carbon tetrachloride Select the correct answer from the codes given below. Code
18. Which is responsible for Ozone Hole?
19. Place where ozone layer is primly found is
20. Why is ozone layer useful to humanity?
21. Which one of the following teams of scientists first discovered 'ozone hole' over Antarctica?
22. Formation of ozone hole is maximum over
23. Ozone hole is caused by
24. The formation of the ozone hole in the Antarctic region has been a cause of concern. What could be the reason for the formation of this hole?
25. Given below are two statements. Assertion (A): Climate change is leading to increase in social tension in India. Reason (R): The frequency and intensity of the extreme weather events will have serious repercussions on food security. Choose the correct answer from the code given below. Code

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