What is the basic difference between river Basin and water shad

1.	What is the basic difference between river Basin and water shad
Answer» River basin:-\tCatchment of large rivers are called river basins.\tRiver basins are larger in area.\t\xa0It drain in larger body like seaWatershed:-\tCatchment of small rivers and water tanks are often to refferd to as watershed.\tWatershred are smaller in area\tIt drains in smaller body like a lake

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