buendiakaren184
buendiakaren184
15-02-2021
Geography
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how can earth support sustain life
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debmc7
debmc7
15-02-2021
Plants consume carbon dioxide to make their food. They excrete oxygen as a waste product. Mammals consume oxygen, and excrete carbon dioxide. As long as there is sunlight to help the plants make their food, the earth can sustain life.
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