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
Only $I, II $
Only $II, III, IV$
Only $I, IV $
$I, II, III, IV$
Give differences : National Park and Sanctuary
Which one of the following is related to ex situconservation of threatened animals and plants?
Explain as to how protection of biodiversity hot spots alone can reduce up to $30 \%$ of the current rate of species extinction.
Which one of the following is not observed in biodiversity hotspots ?