MCQOPTIONS
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| 1. |
Eutrophication is |
| A. | Process of decreasing nutrients by human activities |
| B. | Adequate nutrition accelerated by human activities |
| C. | Changing the trophic levels of an ecosystem by human activities |
| D. | Addition of more predators in an ecosystem |
| Answer» C. Changing the trophic levels of an ecosystem by human activities | |