Q1 D of 49 Page 120

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Karst topography is formed due to the action of


The underground water is the major reason for the formation of the karst topography. It is formed due to the dissolution of limestone, dolomite and gypsum with the groundwater. It is created because of the gradation, erosion and deposition of these soluble rocks with the groundwater. The Nullarbor in the Great Australian Coast is the world’s largest karst area.

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1 B

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The process of levelling up of lands by means of natural agents is____________.


 1

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_______________ is seen in the lower course of river.


 1 E

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Which of the following is not a depositional feature of a glacier?


 1

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Deposits of fine silts blown by wind is called as __________________.