Question

explain the exchange of O2 and CO2 in plants during day and night time​

Answer 1

Answer:

Leaves. The exchange of oxygen and carbon dioxide in the leaf (as well as the loss of water vapor in transpiration) occurs through pores called stomata (singular = stoma). Normally stomata open when the light strikes the leaf in the morning and close during the night. ... This opens the stoma.

Answer 2

Answer:

During day time....

Carbon dioxide is taken in by plants for making food && release Oxygen......

During Night time......

In some plants...Carbon dioxide is taken in by plants for making food && release Oxygen...eg:- Mango tree,rose....

In some plants......Oxygenis taken in by plants for making food && release Carbon dioxide......eg:-Peepal tree,Tulasi ....

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