Answer:
The subcontinent has three main geographic regions: the Northern Mountain Rim, the Northern Plains, and the Deccan Plateau. The northern mountain rim is made up of the Hindu kush mountains, the Popular Himalayas and the karakoram mountains, The Northern Mountain rim is very elevated,mountainous not highly populated.The Northern Plains Consist of the Ganges and Indus rivers. They form deltas wheret hey empty into the sea. The Northern plains consist of large bodies of water, and were home to many Ancient civilizations! The Deccan Plateau is made of Large forests,abundant minerals and is pretty mountainous itself!!