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Q. |
The ‘Green House effect' is produced due to the presence of excess amount of – |
A. | Sulphur dioxide |
B. | Nitrogen dioxide |
C. | Carbon monoxide |
D. | Methane |
Answer» D. Methane | |
Explanation: By their percentage contribution to the greenhouse effect on Earth the four major gases are: Water vapour (36-70%), Carbon dioxide (9-26%), Methane (4-9%) and Ozone (3- 7%). |
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