According to $IUCN$ $(2004)$,what is the total number of plant and animal species described so far?

What is the estimated number of species of invertebrates,vertebrates,and plants in global biodiversity?

India has only $......P.....$ of the world's land area,but its global species diversity is an impressive $.....Q.....$.

The number of endangered species of angiosperms in India is:

What percentage of the world population lives in India (in $\%$)?

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	$(III)$ $359$