How many species of beetles are there on Earth?

How many percent of biodiversity is present in India out of the total global species diversity (in $\%$)?

The species diversity of animals on earth is (in $;\%$)

India has $.......$ $\%$ of the world's land area,its share of the global species diversity is an impressive $.......$ $\%$ .

According to the $IUCN$ Red List $(2004)$, $784$ species have become extinct in the last $500$ years. Match the extinct species given in Column-$I$ with their respective numbers in Column-$II$.

Column-$I$	Column-$II$
$(P)$ Vertebrates	$(I)$ $338$
$(Q)$ Invertebrates	$(II)$ $87$
$(R)$ Plants	$(III)$ $359$

India has only ....... percent of the world's land area,its share of the global species diversity is .......... percent.