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When a river enters the sea, a delta is formed. Formation of delta is due to:

Option: 1

Peptization


Option: 2

Coagulation


Option: 3

Emulsification


Option: 4

Dialysis


Answers (1)

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River water is a colloidal solution of clay and sea water contains several electrolytes. When river water meets the sea water, the electrolytes present in the sea water, coagulate the colloidal solution of clay which resulting in its deposition with formation of delta.

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