$Solanum$ and $Homo$ are respectively....

As we go from species to kingdom in a taxonomic hierarchy,the number of common characteristics

Match the correct pair (order-phylum/division).

Assertion $A$: Scientific nomenclature provides a precise identification of an organism.
Reason $R$: Every organism is given two names,a generic name and a specific epithet.
Which option is correct for Assertion $A$ and Reason $R$?

Which of the following is incorrect $w.r.t.$ Binomial nomenclature?

Which category comes after phylum in descending order in taxonomic hierarchy?