Contour farming is usually employed in
Hilly areas
Sandy areas
Sea beaches
All of these
According to $IUCN$, when a taxon is facing an extremely high risk of extinction in the immediate future, it is
Which of the following has maximum genetic diversity in India?
The major man made biotic factor is
Which one of the following is not related to $5\; F’s$ of Chipko movement?
What is common to the species shown in figures $\mathrm{A}$ and $\mathrm{B}$ ?