The disintegration or decomposition of rocks is generally called as

(a)

weathering

(b)

erosion

(c)

transportation

(d)

deposition

The process of the levelling up of land by means of natural agents.

(a)

aggradation

(b)

degradation

(c)

gradation

(d)

none

_______ is seen in the lower course of the river

(a)

Rapids

(b)

Alluvial fan

(c)

Delta

(d)

Gorges

Karst topography is formed due to the action of

(a)

Glacier

(b)

Wind

(c)

Sea waves

(d)

Ground water.

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

(a)

cirque

(b)

Moraines

(c)

Drumlins

(d)

Eskers