Question

Importance of drainage basins

Answer 1

Answer:

Explanation:

Drainage basins are important in ecology. As water flows over the ground and along rivers it can pick up nutrients, sediment, and pollutants. With the water, they are transported towards the outlet of the basin, and can affect the ecological processes along the way as well as in the receiving water source.

Answer 2

Answer:

Drainage: The term ‘drainage means the river system of an area. It is a system of flowing water from the higher level to the lower level.

Drainage Basin : Some small streams flowing from different directions come together to form the main river, which ultimately drains into a large water body such as a lake or a sea. The area drained by a single river system is called a drainage basin.