MCQOPTIONS
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MCQOPTIONS
| 1. |
Other than CO2 and light, which is used as the raw material for photosynthesis? |
| A. | O<sub>2</sub> |
| B. | CO<sub>2</sub> |
| C. | H<sub>2</sub>O |
| D. | MnO<sub>2</sub> |
| Answer» D. MnO<sub>2</sub> | |