Question

Bark cells impervious to gases and water prooving experiment

Answer 1

Answer:

Bark cells are mostly impervious to water and gases due to deposition of a material calledsuberin. However, there are pores at some locations in the bark called lenticels that allowexchange of gases. ... However, by studying the anatomy of plants, it has been proved that they are impervious to water and gases.

Answer 2

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. ♦ in big tress dermal tissue forms several layers above the epidermis. It is called bark.

. ♦ The several layers of bark does not allow any things like gases and water to pass through it.

. ♦ Hence bark cells are impervious to gases and water.