The biological concept of species was proposed by ........

Which of the following is $NOT$ true for a species?

The taxonomic unit 'phylum' in the classification of animals is equivalent to which hierarchical level in the classification of plants?

Match the following columns:

Column-$I$	Column-$II$
$P$. Chemotaxonomy	$I$. Uses computers to easily process data based on all observable characteristics.
$Q$. Cytotaxonomy	$II$. Based on evolutionary relationships.
$R$. Numerical taxonomy	$III$. Uses chemical constituents of plants.
$S$. Phylogenetic taxonomy	$IV$. Uses information like chromosome number, structure, and behavior.

Which of the following is $NOT$ associated with taxonomy?

From .........,various geographical areas,flora,and fauna can be prepared.