MCQOPTIONS
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| 1. |
Ecosystem sustainability primarily results from the: |
| A. | relationships between the organisms in an ecosystem. |
| B. | number of predators found in the ecosystem. |
| C. | frequency of fires or other natural disasters in an ecosystem. |
| D. | total amount of biomass that exists in an ecosystem. |
| Answer» B. number of predators found in the ecosystem. | |