Biosphere reserves differ from National parks and Wildlife sanctuaries because in the former
human beings are not allowed to enter
people are an integral part of the system
plants are paid greater attention than the animals
living organisms are brought from all over the world and preserved for posterity
If the Bengal tiger becomes extinct
In this soil conservation method, several grasses are left out in soil after the crop is harvested.
Sanjay Gandhi Biological Park is situated in
A population characteristic of a species susceptible to extinction is
$A$ species becomes prone to extinction due to