With reference to taxonomic categories, the term ‘Mammalia’ is a/an ______.

class

The correct answer is Option (1) -class

In the hierarchy of taxonomic classification, the phylum is positioned immediately after the kingdom, representing the first level of specificity in grouping organisms based on their shared characteristics. Below the phylum, the class is a taxonomic rank that comprises one or more related orders. For instance, the class Mammalia encompasses various orders such as Primata (including humans) and Carnivora (including tigers).