MCQOPTIONS
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| 1. |
Identify correct statement and choose the option. |
| A. | The major contribution in greenhouse gases is of\[C{{H}_{4}}\]. |
| B. | Global warming is because of ozone depletion. |
| C. | When organic waste enters into a water body its BOD increases. |
| D. | All of the above |
| Answer» D. All of the above | |