Answers

2016-01-11T20:37:51+05:30
Rivers like Ganga ,Brahmaputra make these lands fertile and help for farming.These plains are flat and levelled.They provide fertile land for cultivation.These are formed by alluvial deposits brought by rivers
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2016-01-11T20:41:07+05:30
This is because this area is very fertile and cultivable.Here also there are no rugged terrain means thatthis area is flat.Rivers flowing through this region also play a major role to make this fertile and densely populated. Many of the facilities are also available in these areas.. Therefore a large no. of people live in the Northern Plains .
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