Question

Which one of the following natural polymers is found both in insects and fungi?

• A. Pectin
• B. Chitin
• C. Cellulose
• D. Suberin

Answer 1

The correct option is B Chitin

Chitin is a fibrous substance, consists of N-acetylglucosamine of polysaccharides. Chitin is the second most important natural polymer in the world. It is a primary component of cell walls in fungi, the exoskeletons of arthropods, such as crustaceans (e.g., crabs, lobsters and shrimps) and insects, the radulae of molluscs, cephalopod beaks, and the scales of fish and lissamphibians.

So, the correct answer is option B.