INDIAN GEOGRAPHY

Detailed explanation-1: -Detailed Solution. The correct answer is Purvanchal. Hills including Mishmi, Naga, Manipur, Tripura, Mizo, Patkai that run through the north-east region are known as Purvanchal Hills.

Detailed explanation-2: -The Purvanchal includes the hill of the Patkai hills, Naga Hills, Mizo Hills and Manipur hills.

Detailed explanation-3: -Answer: The Eastern Hills are collectively known as ‘Purvanchal’. These hills running through the north-eastern states are mostly composed of strong sandstones which are sedimentary rocks. They are covered with dense forest; they mostly run as parallel ranges and valleys.

Detailed explanation-4: -(1) Himadri: Himadri is also known as ‘Greater Himalayas’. It is famous for the highest of the peaks and glaciers. This is the highest mountain range of the Himalayan Range System.

Detailed explanation-5: -The eastern hills and mountains of the Himalayas running along the eastern boundary of India are known as Purvanchal. They are located in the northeastern states of India. The river Brahmaputra marks the easternmost boundary of the Himalayas.