Question

in bigger tress,gas pass through smal opening in bark doen is known as​

Answer 1

Answer:

stomata

The structure of the leaf is adapted for gas exchange. The cells in the spongy mesophyll (lower layer) are loosely packed, and covered by a thin film of water. There are tiny pores, called stomata , in the surface of the leaf. Most of these are in the lower epidermis, away from the brightest sunlight.

Answer 2

Answer:

lenticels hope this will help you