MCQOPTIONS
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| 1. |
Approximate amount of water on earth which split by photosynthesis once every 2 million years is |
| A. | 10 million\[k{{m}^{3}}\] |
| B. | 15 million\[k{{m}^{3}}\] |
| C. | 20 million\[k{{m}^{3}}\] |
| D. | 25 million\[k{{m}^{3}}\] |
| Answer» C. 20 million\[k{{m}^{3}}\] | |