Exchange of gases between the plant and the a | vedclass

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(B) The exchange of gases like $O_2$ and $CO_2$ between the plant and the atmosphere occurs through the stomata and lenticels.This process is primaril

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Diffusion

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(B) The exchange of gases like $O_2$ and $CO_2$ between the plant and the atmosphere occurs through the stomata and lenticels.This process is primarily governed by the principle of diffusion.Diffusion is the movement of molecules from a region of higher concentration to a region of lower concentration until equilibrium is reached.Since gases move down their concentration gradient,no metabolic energy is required for this process.

Exchange of gases between the plant and the atmosphere is governed by:

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