Question

Distinguish between the following pair:

Degradation and aggradation

Answer 1

Sr. No.	Degradation	Aggradation
1.	Wearing down or lowering of land surface.	Building up or raising of land surface.
2.	Caused by erosion (by rivers, wind, glaciers, sea waves).	Caused by deposition of sediments
3.	Creates landforms like valleys, gorges, canyons.	Creates landforms like floodplains, deltas, sand dunes.
4.	Example: River cutting its bed deeper.	Example: River depositing silt on floodplains.