$A$ group of individual organisms with fundamental similarities is known as a........

Dicotyledons like mango,brinjal and monocotyledons like wheat and rice are placed under a taxonomic category known as

What do the taxonomic categories together constitute?

Which of the following characters given below displays the description of the lowest taxonomic category of organisms in the plant and animal kingdom?

$A.$ Maize is included in the class Monocotyledonae.
$R.$ This class does not contain any order.

Which of the following represents the correct sequence of taxonomic categories in descending order of variation?