| Consider the following statements. |
| 1. Methane is 20 times more effective than carbon dioxide as a greenhouse gas. |
| 2. Carbon monoxide, nitrous oxide, water vapours are some of the highly potent greenhouse gases. |
| 3. In Carbon credits trading by volume, china is the world leader. Which of the above statements is/are correct? |
A) 1, 2, 3
B) 2, 3
C) 1, 2
D) 1, 3
Correct Answer: D
Solution :
[d] Carbon monoxide is not a greenhouse gas, at least directly.
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