AP BIOLOGY

Detailed explanation-1: -Segmented Worms: Phylum Annelida. The worms in the phylum Annelida (from the Latin root word annelus meaning ring) typically have complex segmented bodies (Fig. 3.43). The body of an annelid is divided into repeating sections called segments with many internal organs repeated in each segment.

Detailed explanation-2: -Both worms and insects are classified under the Kingdom Animalia. The animal kingdom is split into two groups: vertebrate, animals with a backbone, and invertebrate, animals without a backbone. Both worms and insects are invertebrates.

Detailed explanation-3: -What are Earthworms? The term Earthworm refers to a specific group of invertebrates within the taxonomic phylum Annelida.

Detailed explanation-4: -earthworm, also called angleworm, any one of more than 1, 800 species of terrestrial worms of the class Oligochaeta (phylum Annelida)-in particular, members of the genus Lumbricus.