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Photosynthesis

The process t...

Question

The process through which carbondioxide is taken up by the plants is________.

A

Greenhouse effect

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B

Photosynthesis

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C

Combustion

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D

Carbon cycle

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Solution

The correct option is B Photosynthesis
The main source of atmospheric free oxygen is photosynthesis, which produces sugars and free oxygen from carbon dioxide and water.

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