Each beehive consists of thousands of hexagonal thin-walled fragile cells. Name the material which is used to make these cells and mention the significance of the hexagonal shape of the cell.

Explanation

The cells of honeycomb are made up of wax secreted by the worker's abdomen.
(a) The cells of upper portion of the comb are mainly intended for the storage of honey and pollen.
(b) The cells of lower portion of the comb are meant for brood rearing.