Definitions / Explanation: Sanctuary

Sacred grooves in India are related with

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

Modern ex situ conservation includes

Choose correct option for sacred grooves.

$(I)$ Khasi and Jaintia hills in Meghalaya

$(II)$ Aravalli hills of Rajasthan

$(III)$ Western ghat regions of Karnataka and Maharashtra

$(IV)$ Chanda and Bastar area of Madhya Pradesh

In your opinion, which is the most effective way to conserve the plant diversity of an area?