How is lndia one of the twelve mega biodiversity countries of the world?

(i) With about 47,000 plant species, India occupies the tenth place in the
world and fourth place in Asia in plant diversity.
(ii)There are about ls, 15000 flowering plants in India-which account for 6
per cent of the world’s total number of flowering plants.
(iii) India also has 89,000 species of animals and a rich variety of fish in its
fresh and marine waters.