geomorphology & earth landforms section 2 Practice Questions Answers Test with Solutions & More Shortcuts

Answer: (b)

Epeirogenic movements are those involving forces acting along a radius from the Earth’s centre to the surface, and are characterized by large-scale uplift or submergence of land areas.

The movements involved are often so slow and widespread that no obvious folding or fracturing is produced in the rocks.

Answer: (b)

Answer: (b)

Barchans are cresentic or moon shaped dunes which occur individually or in groups. They are live dunes which advance steadily before winds that comes from a particular prevailing direction.

They are most prevalent in the deserts of Turkistan and in Sahara.

Answer: (a)

A moraine is material left behind by a moving glacier. This material is usually soil and rock. Just as rivers carry along all sorts of debris and silt that eventually builds up to form deltas, glaciers transport all sorts of dirt and boulders that build up to form moraines.

Answer: (a)

1. Bird’s foot Delta: It is with several main branches like the foot of a bird. For example Mississippi Delta.
2. Arcuate Delta: These are just like an arc of a circle. For example The Nile and the Ganges.
3. Estuarine Delta: These deltas are partly submerged in the coastal areas. For eg. The Amazon.
4. Cuspate Delta: Deltas having tooth-like projections are called cuspate delta. For example The Ebro.