The question asks for the specific type of circular coral reef that encloses a lagoon.
An Atoll is defined as a ring-shaped coral reef, island, or series of islets that surrounds a lagoon. This fits the description perfectly.
Based on these definitions, the circular coral reef that encloses a lagoon is an Atoll.
The Kanchenjunga peak is located in which sub-division of Himalaya from the following?
The Eastern Ghats are part of which physical feature of the Indian Peninsular Plateau?
Which of the following is categorised under slow mass movement in geomorphic processes?
Thorny trees and bushes are found in which part of India?
What is the name of a type of waterfall with an enormous volume of water?