The Amazon rainforest in South America is home to how many species of amphibians?

The percentage of endemic flowering plants in India is approximately ......... (in $\%$)

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

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

How many species have been identified till $2004$ in the world?

Given below are some major species of organisms found in the Amazon rain forest.
$a$. Plants $b$. Mammals $c$. Birds
Considering their numbers present,choose the correct option showing the relationship among these organisms.