River water deposits which of the following types of soil?

The effect of pollution is first and most marked on:

Read the following statements carefully and select the correct ones.
$I.$ $UV$ rays are essential for the production as well as degradation of ozone gas.
$II.$ Ozone present in the ionosphere acts as a shield absorbing $UV$ radiation coming from the sun.
$III.$ One-fourth of the incoming solar radiation is reflected by the atmospheric gases and clouds,and only half of the incoming solar radiation falls on the earth's surface,heating it. Of this,only a small portion is reflected back.

Jhum cultivation is prevalent in $.................$.

In which year did the Government of India introduce the concept of Joint Forest Management $(JFM)$?

What damage does vegetation cause?