Question

What is cork? Name the meristem from which it originates.

Answer 1

Cork:

1. It is a multi-layered structure made up of dead cells.
2. It forms the outer surface of stems of old trees.
3. It originates from the lateral meristem and is actually a secondary lateral meristem.

Its functions are:

1. It prevents the loss of water through evaporation by forming a protective covering around the stem.'
2. It protects the internal tissues and organs from being infected.
3. It is resistant to acids.
4. It acts as a good insulator.