In the given pie chart representing the global biodiversity of plants,what do '$P$' and '$Q$' represent respectively?

Match the columns:

Column-$I$	Column-$II$
$(i)$ Nile perch in Lake Victoria	$(i)$ Obvious reasons for habitat destruction
$(ii)$ Narrowly utilitarian	$(ii)$ Habitat destruction
$(iii)$ Main cause for biodiversity loss	$(iii)$ High endemism
$(iv)$ Hotspot	$(iv)$ Alien species

Categorize the following ecosystem services into the appropriate groups: Broadly Utilitarian vs. Narrowly Utilitarian.
$I-$ Industrial products
$II-$ Dyes
$III-$ Construction materials
$IV-$ Pollination
$V-$ Watching spring flowers in full bloom
$VI-$ Watching a bulbul bird in the morning
$VII-$ Lubricants
$VIII-$ Food
Select the correct sequence for (Narrowly Utilitarian,Broadly Utilitarian).

On behalf of endangered species and habitats,why are conservationists calling for immediate and often expensive action?

What is true for $X$ in the figure representing the species-area relationship?

Match the following columns:

Column-$I$	Column-$II$
$(a)$ Edward Wilson	$(i)$ Ecosystem experiments on plots
$(b)$ Alexander von Humboldt	$(ii)$ Rivet Popper Hypothesis
$(c)$ David Tilman	$(iii)$ Coined the term Biodiversity
$(d)$ Paul Ehrlich	$(iv)$ Species-Area relationships