SSC MTS EXAM

Detailed explanation-1: -Species constitute a group of phenotypically similar organisms with common ancestry that can interbreed freely to produce fertile progeny and hence, is considered the basic unit of classification.

Detailed explanation-2: -There are seven main taxonomic ranks: kingdom, phylum or division, class, order, family, genus, and species.

Detailed explanation-3: -The basis of classification are as follows: • Cell structure. • Mode and source of nutrition. • Body organisation. Classification makes the study of a wide variety of organisms easier.

Detailed explanation-4: -The hierarchy of classification is Species, Genus, Family, Order, Class, Phylum/Division, Kingdom. Kingdom being the largest unit of classification and it has the largest number of organisms.