Why do plants give out carbon dioxide in the dark and oxygen in the light?

Simple answer is, plants breath like any other organism, by day they give out oxygen and at night give out carbon dioxide, ie humans breath in oxygen and exhale carbon dioxide

First answer by ID1443396536. Last edit by ID1443396536. Question popularity: 1 [recommend question]

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Do plants give off the oxygen during the day? Why do plants give out carbon dioxide in the dark? Why do plants give out carbon dioxide in the dark but take it up in light?