$A$ scientist who made a significant contribution in the field of classification is

Assertion $-A$: The term 'genus' is a single term.
Reason $-R$: $A$ genus may have one or more species; a species may be a single or a combined term.

The suffix used for denoting a sub-family in biological classification is .........

The rank given to groups of organisms arranged at different levels of classification is called ...........

What is required for the formation of a Genus?

Which of the following statements is inconsistent with classification?