Cryopreservation of gametes of threatened species in viable and fertile condition can be referred to as

Silent Valley is a tropical evergreen forest located in:

The largest tiger population is found in:

Define the following terms:
$(i)$ Ecosystem diversity
$(ii)$ National parks

Identify the sacred groves found in India from the following list.
$i$. Khasi and Jaintia Hills in Meghalaya.
$ii$. Western Ghat regions of Maharashtra.
$iii$. Aravalli Hills of Rajasthan.
$iv$. Chanda and Sarguja areas of Madhya Pradesh.
$v$. Ladakh region of Himalayas.
Choose the correct option from given below.

In which part of the biosphere reserves,human settlement is permissible?