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Discussion :: Hydrosphere

  1. The reason behind broadening the river valley is

  2. A.

     Corrosion

    B.

     Soil Erosion

    C.

     Attrition

    D.

     Hydraulic Action

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    Answer : Option B

    Explanation :

    The reason behind broadening the river valley is soil erosion. As the river water comes in contact with soil and rocks on its banks, it weathers up the material & after sometime this weathered up material is eroded away by same river water. Hence river valley is broadened.


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