The classification of Linnaeus was mainly based on

Which of the following represents the correct sequence of decreasing order of diversity?

Assertion $(A)$: Maize is included in the class Monocotyledonae.
Reason $(R)$: This class does not contain any orders.

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

The process of classifying organisms into different taxa based on their characteristics is called ........

Select the correct statements $(i-iv)$ regarding taxonomic categories.
$(i)$ Each step or rank in hierarchy is called taxonomic category.
$(ii)$ Species is a group of individual organisms with fundamental similarities capable of breeding among themselves.
$(iii)$ Taxonomic studies of all unknown organisms have led to the development of common categories like kingdom,phylum or division,class,order,family,genus and species.
$(iv)$ Lower the category,greater is the difficulty of determining the relationship to other taxa at the same level.