In the zoological name of an organism,the first word represents the:

The common characteristics between tomato and potato will be maximum at the level of their

Which two taxa are mentioned in the scientific name of an organism?

Assertion $(S)$: Kingdom is the largest taxonomic category.
Reason $(R)$: The major group that includes all other groups is called a Kingdom.
$(a)$ 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.

Fill in the blanks $A$ and $B$ in the following taxonomic hierarchy:
Kingdom $\rightarrow$ Phylum $\rightarrow$ $[A]$ $\rightarrow$ Order $\rightarrow$ $[B]$

From .........,various geographical areas,flora,and fauna can be prepared.