List out the function of cell wall.

Explanation

(i) Offers definite shape and rigidity to the cell.
(ii) Serves as barrier for several molecules to enter the cells.
(iii) Provides protection to the internal protoplasm against mechanical injury.
(iv) Prevents the bursting of cells by maintaining the osmotic pressure.
(v) Plays a major role by acting as a mechanism of defense for the cells.