In this soil conservation method, several grasses are left out in soil after the crop is harvested.

Which one of the following is not related to $5\; F’s$ of Chipko movement?

Contour farming is usually employed in

Some of the nutrient cycles are labelled as below

$I$.Sulphur cycle $II$.Phosphorus cycle

$III$. Carbon cycle $IV$ .Nitrogen cycle

Of these, the sedimentary cycle is represented by

Manas sanctuary is located at