MCQOPTIONS
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| 1. |
Which gas is responsible for global warming? (RTET Feb 2011) |
| A. | Nitrogen |
| B. | Methane \[(C{{H}_{4}})\] |
| C. | Carbon dioxide \[(C{{O}_{2}})\] |
| D. | Sulphur dioxide \[(S{{C}_{2}})\] |
| Answer» D. Sulphur dioxide \[(S{{C}_{2}})\] | |