Question

why is lakshdweep known as coral island?

Answer 1

Lakshadweep islands have been formed from corals that is the skeletons of tiny marine animals called Polyps. Hence they are known as coral islands

Answer 2

This river plains provide fertile land for cultivation. This is why a large number of people live in the northern plains. Lakshadweep islands have been formed from corals, that is ,the skeleton of tiny marine animals called polyps. hence, Lakshadweep islands are known as coral islands.