Multiple choice question.

Which one of the following sentences best defines the term ‘Lapies’?

Multiple choice question.

A deep valley characterised by steep step-like side slopes is known as

Multiple choice question.

In which one of the following regions the chemical weathering process is more dominant than the mechanical process?

Multiple choice question.

A deep, long and wide trough or basin with very steep concave high walls at its head as well as in sides is known as:

Answer the following questions in about 30 words.

(i) What do incised meanders in rocks and meanders in plains of alluvium indicate?

(ii) Explain the evolution of valley sinks or uvalas.

(iii) Underground flow of water is more common than surface run-off in limestone areas. Why?

(iv) Glacial valleys show up many linear depositional forms. Give their locations and names.

(v) How does wind perform its task in desert areas? Is it the only agent responsible for the erosional features in the deserts?