Question

mention the significance of the northern plain in India?

Answer 1

I think this is correct

Answer 2

the northern plains are really important because:
a.they are extremely fertile 
b.flat land so transportation system can be developed
c.irrrigation facilities
d.grazing area for livestock.
Northern plains are flat and levelled. The river from the mountains bring rich alluvial soil also known as silt or alluvium which gets deposited onto the banks of river which makes the soil fertile. Many crops can be grown in northern plains. The most fertile lands are in u.p. and punjab.