Zaskar range
Explanation
The Himalayas bend sharply to the south beyond the Dihang gorge and spread along the eastern boundary of India. These are known as the Purvachal or the Eastern Hills and Mountains. They are composed of strong sandstone (sedimentary rocks) and are covered with dense forests.
Analysis of Options:
- Patkai hills Patkai Hills: These are situated on the border of India and Myanmar and form a significant part of the Purvachal system in the north.
- Naga hills Naga Hills: Located south of the Patkai Hills, these form the watershed between India and Myanmar and are part of the Purvachal.
- Mizo hills Mizo Hills: Also known as the Lushai Hills, these are located in the southern part of the Purvachal in Mizoram.
- Zaskar range Zaskar Range: This is Incorrect in the context of the Purvachal. The Zaskar (or Zanskar) Range is part of the Trans-Himalayas located in the Union Territory of Ladakh. It lies parallel to the Great Himalayas and the Ladakh Range, far to the northwest of the Purvachal system.
Key Takeaway:
The Purvachal system includes the Patkai, Naga, Manipur, and Mizo hills in North-East India, whereas the Zaskar Range is a Trans-Himalayan range located in the Ladakh region.