Given below is a photograph of Purwa Waterfall on the River Tamsa in Madhya Pradesh. Answer the following questions:

(a) What stage is the River Tamsa to cause formation of this waterfall? Give reasons to support your answer.

(b) What other landforms would a river make in this stage?

(c) What landforms would the River Tamsa make in the next stage of its flow?

(d) Besides being a tourist attraction waterfalls are important sources of energy. Elucidate.

What is the relationship between denudation, weathering and erosion? Give examples to support your answer.

While travelling from Haridwar to Prayagraj, the course of which river did you follow? List the landforms associated with it along the course you followed.

In this chapter you have studied the action of winds that results in desertification in arid areas. Make a list of activities that could prevent and reverse desertification.