The world biodiversity day is celebrated annually on
$5^{th}$ June
$1^{\text {st }}$ December
$22^{\text {nd }}$ May
$16^{\text {th }}$ September
Wild populations of plants and animals and traditional life styles of tribals are protected in
How do scientists extrapolate the total number of species on Earth ?
World Summit on Sustainable Development $(2002)$ was held in
As estimated by Robert May, what is total number of species present on earth?
Beta diversity