1) There are six major physiographic divisions of India are:
i) The Himalayan Mountains,
(ii) The Northern Plains,
(iii) The Peninsular Plateau,
(iv) The Indian Desert,
(v) The Coastal Plains, and
(vi) The Islands.
2) The Himalayan region :
i) The Himalayas, geologically young and structurally fold mountains stretch over the northern borders of India.
ii) These mountain ranges run in a west-east direction from the Indus to the Brahmaputra.
iii) The Himalayas represent the loftiest and one of the most rugged mountain barriers of the world.
iv) The rivers that originate from the Himalayas are perennial.
v) The Himalayan region contains only a few minerals.
3) The Peninsular plateau:
i) The Peninsular plateau is a tableland composed of the old crystalline, igneous and metamorphic rocks.
ii) It was formed due to the breaking and drifting of the Gondwana land and thus, making it a part of the oldest landmass.
iii) The plateau has broad and shallow valleys and rounded hills.
iv) The rivers that originate from plateau are seasonal in nature.
v) The Peninsular Plateau is the storehouse of the minerals.