Which of the following is the order of maize?

Which of the following scientific names is written correctly according to the rules of binomial nomenclature?

Which of the following is true for organisms of the same species?

Who among the following is known as the father of taxonomy?

Two plants are taxonomically related if

Statement $S$: The family $Columbidae$ includes pigeons and doves,which consist of various genera and species.
Reason $R$: $A$ family is a category formed by a group of closely related genera.
$(a)$ Both $S$ and $R$ are true,and $R$ is the correct explanation of $S$.
$(b)$ Both $S$ and $R$ are true,but $R$ is not the correct explanation of $S$.
$(c)$ $S$ is true and $R$ is false.
$(d)$ $S$ is false and $R$ is true.
$(e)$ Both $S$ and $R$ are false.