Which of the following regions of the globe exhibits the highest species diversity?

$A$ - More than $70\%$ of all the species recorded are animals.
$R$ - Plants comprise more than $22\%$ of the species.

There are $..........$ species of orchids on Earth.

Match the following based on the biodiversity of the Amazon rainforest:

Column-$I$	Column-$II$
$(P)$ Plants	$(I)$ $40,000$
$(Q)$ Fishes	$(II)$ $3,000$
$(R)$ Birds	$(III)$ $1,300$
$(S)$ Mammals or Amphibians	$(IV)$ $427$
$(T)$ Reptiles	$(V)$ $378$

For species-area relationships among very large areas like entire continents,the $Z$ values are in the range of:

So far,$1.5$ million species have been identified. Among these,the number of identified fungi species is more than the combined total of which of the following groups?