The number of endangered species of angiosperms in India is:

Which of the following groups represents the minimum species diversity among vertebrates?

According to Robert May,the global species diversity is about:

Which of the following represents the highest number of species in the world?

Give the correct descending order of organisms with reference to their estimated number found in the Amazon rainforest:
$(a)$ Plants
$(b)$ Invertebrates
$(c)$ Fishes
$(d)$ Mammals
$(e)$ Birds
Choose the correct answer from the options given below:

India has much of its land area in the $\underline {i}$ and possesses more than $\underline {ii}$ species of birds.