Which one of the following constituents of the atmosphere causes greatest changes in climate and weather?
| A. | Nitrogen., |
| B. | Oxygen. |
| C. | Ozone. |
| D. | Water Vapour |
Answer : D Explanation : |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
