Phylum

Imagine trying to organize a messy closet where clothes, shoes, and accessories are all jumbled together. Just like you would sort items into different categories to make your closet easier to manage, biologists use a phylum to categorize organisms within a kingdom, which is then further divided into classes for better organization. In this analogy, the closet represents the kingdom, the categories you create for your clothes, shoes, and accessories are like the phylum, and the further subdivisions within each category, such as separating shirts by sleeve length, are akin to the classes within the phylum.
Practice Version

Phylum: A taxonomic group within a kingdom, it is divided into classes. Phylum. In simple terms, a phylum is a large grouping of related organisms, ranking above class and below kingdom in biological classification.