MCQOPTIONS
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| 1. |
Consider the following 1. Oxides of Hydrogen 2. Oxides of Nitrogen 3. Oxides of Sulfur Which of the above is/are the cause of acid rain? |
| A. | 1 and 2 |
| B. | only 3 |
| C. | 2 and 3 |
| D. | 1,2 and 3 |
| Answer» D. 1,2 and 3 | |