Old trees obtain O_2 from | vedclass

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Question

(B) In woody stems and old trees,the bark is covered with cork,which is impermeable to gases. To facilitate gas exchange,small pores called lenticels

Vedclass · Accepted Answer

Lenticels

Vedclass · Answer

(B) In woody stems and old trees,the bark is covered with cork,which is impermeable to gases. To facilitate gas exchange,small pores called lenticels are present on the bark. These lenticels allow for the diffusion of $O_2$ and $CO_2$ between the internal tissues and the atmosphere. Therefore,old trees obtain $O_2$ primarily through lenticels.

Old trees obtain $O_2$ from

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