Animal Kingdom Question 4
4. Which of the following characteristics is mainly responsible for diversification of insects on land?
(a) Bilateral symmetry
(b) Exoskeleton
(c) Eyes
(d) Segmentation
Show Answer
Answer : b
Hints & Solutions
(b) The exoskeleton of insects consists of chitinous cuticle. It gets hardened due to deposition of calcium. It prevents dessication and gives protection.