NEET BIOLOGY

Detailed explanation-1: -There are seven main taxonomic ranks: kingdom, phylum or division, class, order, family, genus, and species.

Detailed explanation-2: -The scientific name of a genus is a noun in the singular. The scientific name of a species is a binomen (i.e., consists of two words). The scientific name of a subspecies is a trinomen (i.e., consists of three words). The names of genera, species and subspecies are conventionally underlined or placed in italics.

Detailed explanation-3: -The current taxonomic system now has eight levels in its hierarchy, from lowest to highest, they are: species, genus, family, order, class, phylum, kingdom, domain. Thus species are grouped within genera, genera are grouped within families, families are grouped within orders, and so on (Figure 1).

Detailed explanation-4: -Linnaeus’ hierarchical system of classification includes seven levels. They are, from largest to smallest, kingdom, phylum, class, order, family, genus, and species. 2. In taxonomic nomenclature, each level is called a taxon (plural: taxa) or taxonomic category.

Detailed explanation-5: -Every living thing has been given a Latin name made up of two words. The first word designates the genus to which the organism belongs; the second specifies the species. The genus and the species are written in italics and the genus is written with a capital letter.