1. Early settlers settled in these parts bcoz these areas were having an abundance of water.
2. The soil in these areas was very fertile.
3. These areas were fit for agriculture
4.Food was very important for existence so the settlters settled here.
The resons behind the info-Gangetic plains being densely populated are- 1) as they are flat transportation and indrustilization is easy. 2)they are very fertile which also attracts lot of people 3) the life is easier here then on other regions.
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