Question

Why is parenchyma called a permanent tissue? Name the two special types of parenchyma. Mention their specific roles in plants.

Answer 1

Parenchyma is regarded as a permanent tissue as they have lost their capacity to divide. They may be living or dead.
Functions.
●parenchyma cells are alive at maturity. They function in storage, photosynthesis, and as the bulk of ground and vascular tissues. Palisade parenchyma cells are elogated cells located in many leaves just below the epidermal tissue.
Types:
●Chlorenchyma is the parenchyma in which the cells contain large number of chloroplasts.

●Prosenchyma is a type of parenchyma where cells are elongated with tapering ends.

Answer 2

There are two types of parenchyma Chlorenchyma and aerenchyma