Question

what are functions of epidermis and cork

Answer 1

The epidermis is the outermost cellular layer which covers the whole plant structure, i.e. it covers roots,stem, leaves , flowers and fruit. Epidermis protect the underlying of the cells, prevents the loss of moisture from the leaves and stems. Epidermis allows gaseous exchange to take place which is necessary for photosynthesis and respiration. Epidermis also help to absorb water.
The cork to waterproof the stem and is worn off as the tree grows in thickness.

Answer 2

Functions of the epidermis in a plant cell are:

The epidermis is the outer layer of cells in plants. They perform several functions those are

• The epidermis regulates the gaseous exchange and produce metabolic compounds.

• The epidermis absorbs water and nutrients from the soil.

• The epidermis helps to prevent the loss of moisture from leaves and the stems.

Functions of cork in a plant cell are:

• Cork is a secondary meristematic stem cell in a plant it protects the plant from mechanical injuries.

• Cork protects the plant from toxic microbes.