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UGC NET Paper 1: Environmental Issues Questions
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UGC NET Paper 1: Environmental Issues Questions
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25 Questions

1. Suppose the concentration of Carbondioxide, a green-house gas responsible for climate change, is 400 ppm. What is its concentration in air in percentage terms?
2. Which of the following is considered as a secondary air pollutant?
3. Inside rural homes, the source/sources of Nitrogen Oxide Pollution may be :
(A) Unvented gas stoves (B) Wood stoves
(C) Kerosene heaters Choose the correct code :
4. Which of the following is the largest source of water pollution in major rivers of India?
5. One of the anthropogenic sources of gaseous pollutants chlorofluorocarbons (CFCs) in air is
6. Which of the two following is the correct sequence of greenhouse gases according to their relative global warming potential in increasing order?
7. One of the parameters used to characterise the air quality at a location is PM2.5. Here, the suffix '2.5' refers to
8. Which species of chromium is toxic in water :
9. Which of the following pollutants is not emitted from the transport sector ?
10. Consider the following statements:
(A) Earth would be safer without greenhouse effect
(B) Major contribution to the greenhouse efi'ect comes from carbon dioxide
(C) Earth's climate was changing even before man appeared on earth Which of the above statements are correct?
11. Which one of the following is not a matter a global concern in the removal of tropical forests?
12. Which of the following parameters is not used as a pollution indicator in water ?
13. In the recently launched Air Quality Index in India, which of the following pollutants is not included?
14. Global warning during winter becomes more pronounced at the :
15. Which activity contributes to water pollution more than any other throughout world ?
16. As part of Intended Nationally Determined contributions, Indian government through additional forest and tree cover has resolved to create an additional carbon sink (in terms of carbon dioxide equivalent) by year 2030 to the extent of
17. The smog in cities in India mainly consists of
18. Which of the following pollutants can cause cancer in humans?
19. Which of the following is a source of methane?
20. Which of the following is considered as major source of pollution in rivers of India ?
21. Which is the source of chlorofluorocarbons ?
22. Largest soil group of India is:
23. Chemical weathering of rocks is largely dependent upon:
24. Which pollutant is the major source of marine pollution?
25. The most important pollutants that cause degradation of water quality in rivers and streams are
(A) Bacteria (B) Nutrients
(C) Metals (D) Total dissolved solids
(E) Algae Choose the most appropriate answer from the options given below :

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