Question

Give reason northern plan have fertile alluvial soil

Answer 1

Hey mate
here is your answer

The northern plains was formed by the deposit brought in by the three major rivers and their tributaries

These deposits are fertile northern plains

Alluvium was deposited at the foot - hills of the Himalayan for millions of years

Alluvium is the soil or sediments deposited by the river or other running water

Hopes it helps you

Answer 2

Northern plains have fertile land and it sustains around half of population alone.

the reason behind fertility of northern alluvial soil are listed below

• Northern part has parennial rivers which carry important minerals and deposit it every year.
• topography of northern plane support the fertility.
• moderate temperatures, desired rain and availability of tree, plants and graces make it fertile.
• catchment area of rivers are far more bigger so it covers a large areas.
• rivers like Ganga have unique properties in its water which prevents formation of harmful organisms, same time it supports the life which add up in the soil fertility.