The Hoolock gibbon (India's only ape) is found in:

$A$ biosphere reserve is legally protected,and no human activity is allowed in its core area. What is this area called?

Which one of the following is an example of $ex-situ$ conservation?

In which approach are threatened animals and plants taken out from their natural habitat and placed in a special setting where they can be protected and given special care?

What is the sustainable use of resources?

World Summit on Sustainable Development $(2002)$ was held in