INDIAN GEOGRAPHY

Detailed explanation-1: -Barren Island, a possession of India in the Andaman Sea about 135 km NE of Port Blair in the Andaman Islands, is the only historically active volcano along the N-S-trending volcanic arc extending between Sumatra and Burma (Myanmar).

Detailed explanation-2: -Barren Island is an island located in the Andaman Sea. It is the only confirmed active volcano in the Indian subcontinent, and the only active volcano along a chain of volcanoes from Sumatra to Myanmar.

Detailed explanation-3: -The two volcanic island groups in India are Narcondam and Barren. Note The barren island located in the union territory of Andaman and Nicobar islands is the only active volcano found in the Indian territory as well as in south Asia along the chain of volcanoes from Sumatra to Myanmar.

Detailed explanation-4: -The Bay of Bengal islands including the Andaman and Nicobar Islands are largely tectonic and volcanic in origin. While the Islands of Arabian Sea including Lakshadweep are mainly coral formations.

Detailed explanation-5: -It comprises two island groups, the Andaman Islands (partly) and the Nicobar Islands, separated by the 150 km (100 mile) wide Ten Degree Channel (on the 10°N parallel), with the Andaman islands to the north of this latitude, and the Nicobar islands to the south (or by 179 km; 111 miles).