1.) explain the reason for clearing forest in india by british?

The British considered forests as wildernesses which must be brought under cultivation to enhance the income of the state. Thus, large tracts of forest lands were cleared for cultivating land.

Explanation:

So,they cut forests and encouraged production of commercial crops – jute, sugar, wheat, cotton.

heat from the core of the earth causes convection currents to occur in the mantle. these currents slowly move the crust around.