AP BIOLOGY

Detailed explanation-1: -Yes, plants breathe throughout its life span both during the day and night. The chemical equation of cellular respiration is expressed as-oxygen + glucose-> carbon dioxide + water + heat energy.

Detailed explanation-2: -Plants take in oxygen and give out carbon dioxide during respiration all the time.

Detailed explanation-3: -Most plants release oxygen only during the day, when the sun can power photosynthesis.

Detailed explanation-4: -Adding plants to interior spaces can increase oxygen levels.At night, photosynthesis ceases, and plants typically respire like humans, absorbing oxygen and releasing carbon dioxide.

Detailed explanation-5: -Plants need both carbon dioxide and oxygen for survival.