MCQOPTIONS
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MCQOPTIONS
| 1. |
Which of the following is formed from the anaerobic oxidation of organic matter? |
| A. | NO<sub>3</sub> |
| B. | SO<sub>4</sub> |
| C. | H<sub>2</sub>S |
| D. | NH<sub>2</sub> |
| Answer» D. NH<sub>2</sub> | |