Approximately $.........$ plant species are used by indigenous people around the world in traditional medicines. (in $,000$)

The following table shows the population data $(A-D)$ of ten species $a$ to $j$. Study the table and answer the following question.

Area and Number of Habitats	Species and their numbers (in thousands)
	$a, b, c, d, e, f, g, h, i, j$
$A (11)$	$2.3, 1.2, 0.52, 6.0, -, 3.1, 1.1, 9.2, -, 10.3$
$B (11)$	$10.2, -, 0.62, -, 1.5, 3.0, -, 8.2, 1.1, 11.2$
$C (13)$	$11.3, 0.9, 0.48, 2.4, 1.4, 4.2, 0.8, 8.4, 2.2, 4.1$
$D (12)$	$3.2, 10.2, 11.1, 4.8, 0.4, 3.3, 0.8, 7.3, 11.3, 2.1$

Which area among $A$ to $D$ shows the highest species diversity?

Read the following statements carefully and mark the correct option given below.
Statement-$I$: India is one of the $12$ mega diversity countries of the world.
Statement-$II$: India has only $2.4 \%$ of the world's land area.

The species-area relationship was proposed by:

The Amazon rainforest is home to more than $...........$ species of invertebrates.

The term 'biodiversity' was popularized by which of the following scientists?