SSC Ecology and Environment Set- 7
Total Questions:- 50
Time:- 30 Minutes
TCS Pattern MCQs
Date:- 30/04/2026
1. Forests and oceans act as sinks for which green house gas?
2. Ozone is an allotrope of _________.
3. Montreal Protocol is related to which of the following?
5. In order to prevent tooth decay safely and effectively by making use of water, it is subject to which of the following processes?
6. Which of the following is a not a green house gas?
7. Chlorofluorocarbons which degrade ozone layer are used as which of the following?
8. Basel Protocol is related to which of the following?
9. What is the importance of the ozone layer for on Earth?
10. Ozone is a molecule made up of ________ oxygen atoms.
11. Which of the following is present in maximum amount in acid rain?
12. Which of the following is not a green house gas?
13. The source of energy that causes the least global warming is
14. Which of the following synthetic chemical is for responsible ozone layer depletion ?
15. Which of the following green house gases has the greatest heat-trapping ability?
16. Ozone gas is continuously formed by the action of which type of waves on molecular oxygen?
17. The natural process that warms the Earth's surface is ...................
18. Relative contribution of which of the following green house gases is the most towards total global warming?
19. Which gas is major contributor to greenhouse effect?
20. Besides CO2 the other house gas is-
21. Which of the following constitutes highest percentage of Green House gases?
22. Carbon dioxide is produced by all of the following except
23. The international agreement Montreal Protocol is related to:
24. Which of the following is not a green house gas?
25. Which of the following is least -----------
26. Which of the following gases is associated to the occurrence of Acid Rain?
27. The first protocol to ban the emissions of chlorofluorocarbons in the atmosphere was made in
28. Ozone is represented as………..
29. Which of the following is not a green house gas?
30. What is the name of an international environmental agreement with universal ratification to protect the earth's ozone layer by eliminating use of ozone depleting substance (ODS)?
31. Kyoto Protocol is associated with
32. Which gas contributes most to the Greenhouse effect?
33. Which of the following is not a natural green house gas?
34. The process of wastewater treatment is commonly called ______ treatment.
35. Dissolved Oxygen in rivers is close to ........... parts per million.
36. First country to impose carbon tax is………..
37. Name the international treaty designed to protect the ozone layer from CFCs.
38. Which of the following gases present in the earth's atmosphere absorbs ultraviolet radiation emitted from the sun?
39. What is the Greenhouse Effect?
40. In which year, Special Climate Change Fund was established?
41. Kigali agreement is………..amendment to the Montreal Protocol.
42. 'Kyoto protocal' is related to convention on -
43. There is a protocol signed to reduce production of CFC, known as
44. Hot water can be a pollutant if it comes from:
- (a) A hot spring (b) A power plant (c) An industry
45. The United Nations Green Climate Fund is Headquartered in which country ?
46. The statements regarding global warming are as follows :
- A. Global warming is the long-term heating of Earth's surface observed since the pre-industrial period due to human activities, mainly the burning of fossil fuels, which increases the levels of heat absorbing greenhouse gases in earth's atmosphere.
- B. Global warming causes climate change, which poses a serious threat to life on Earth in the form of widespread flooding and extreme weather.
- Which of these statements are correct?
47. ____gases trap heat in the atmosphere which makes the Earth warmer, causing global warming.
48. Release of which among the following is the primary reason for depletion of the ozone layer ?
49. What does the abbreviation UNFCCC stand for?
