Cape Comorin is also called as Kanyakumari. It is the southern tip of the Cardamom Hills, which is an extension of the Western Ghats.
Estuarine ecosystem is the ecosystem where river meets the ocean. It is a partially enclosed coastal body of brackish water. It includes west Bengal and Andaman.
The Indus River plain is a large fertile land present around the Indus river. It extends from Gujarat, Rajasthan and Punjab on the west to West Bengal on the east.
Arctic zone is present in the northern India. It covers western and eastern Himalayas.