Which region shows a very high level of species richness?

Match the biodiversity found in the Amazonian rainforest of South America with their respective counts.

List-$I$	List-$II$
$(a)$ Plants	$(1)$ $1,25,000$
$(b)$ Mammals	$(2)$ $427$
$(c)$ Reptiles	$(3)$ $40,000$
$(d)$ Invertebrates	$(4)$ $378$

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

India has nearly ..... varieties of plants. (in $,000$)

Describe the consumptive use value of biodiversity as food,drugs and medicines,fuel and fiber with possible examples.

The reasons behind conserving biodiversity can be grouped into categories,which includes?
$I$. Broadly utilitarian
$II$. Narrowly utilitarian
$III$. No utilitarian
$IV$. Ethical utilitarian
Choose the correct option.