MCQOPTIONS
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| 1. |
How many trees are there on this planet by scientific estimate? |
| A. | 422 मिलियन |
| B. | 2 ट्रिलियन |
| C. | 400 बिलियन |
| D. | There is no estimate available. |
| Answer» C. 400 बिलियन | |