MCQOPTIONS
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MCQOPTIONS
| 1. |
What is released as a byproduct of photosynthesis? |
| A. | CO<sub>2</sub> |
| B. | NH<sub>4</sub> |
| C. | O<sub>2</sub> |
| D. | H<sub>2</sub> |
| Answer» D. H<sub>2</sub> | |