Question

Exoskeleton of cockroach is made up of

• A. Cartilage
• B. Cuticle
• C. Chitin
• D. Amino acids

Answer 1

Answer: (C)

Chitin

• The exoskeleton of the head of the cockroach is known as epicranium.
• It consists of sex chitinous plates or sclerites.
• The addition of calcium carbonates to the chitin makes it tough. It helps in protection of the soft body.
• The shedding of the exoskeleton is known as moulting.

Therefore, the correct answer is option C.