Question

which is the largest inhabitat riverine island in the world?explain the 4 regions of northern plains developed on the bases of variation in relief features

Answer 1

The largest riverine island in the world in Majuli in the river Brahmaputra in Assam.

The Northern Plains are divided into four sections due to their relief features.

1. Bhabar: This is the region in the foothills of the Shiwalik where the rivers originating in the Himalayas deposit pebbles in a narrow belt of 8 to 16 kilometres.

2. Terai: South of the Bhabar region is a a wet, swampy and marshy region known as terai with a lot of forest and wildlife resources.

3. Bhangar: This is the largest part of the plains and is formed of older alluvium.

4. Khadar: The newer,younger parts of the Northern plains are called khadar. They are renewed every year by the silt deposited by rivers. Hence, this region is very fertile and is ideal for intensive agriculture.