Write any four Biological significance of Carbohydrates.

Explanation

(a) Carbohydrates particularly cellulose, chitin and pectin provide structural support and protection to plants and fungi.
(b) The major food storage molecules are starch in the plants and glycogen in animals.
(c) Pentoses forms the integral part of nucleicacids and thus help in heredity.
(d) Chitin is an important exoskeleton in arthopods.