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Ecosystems are life. Each animal and plant and human within an ecosystem depends on the other to survive. Eg. Plants are eaten by insects. Insects eaten by birds. Birds eaten by animals. Animals eaten by humans. If plants died out so would we eventually.

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13y ago
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11y ago

it explain as simple as..

the oxygen-carbon dioxide exchange of humans and plants

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Q: Explain how biogeochemical cycles are life support to the ecosystems.?
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