Hirudinaria (Leech).
Hirudinaria (Leech).
Neither. Reptiles and amphibians are classes of vertebrates. Annelids are a phylum of invertebrates.
Planarians are free living and not parasitic. Other classes of their phylum, including flukes and tapeworms, are parasitic when they live inside another organism.
Flatworms are divided into two groups, parasitic and nonparasitic. The parasitic types, which live off of other organisms, consist of Cestoda, Trematoda, and Monogenea flatworms.
annelid- earthworm
No. An annelid is a worm - completely soft all the way through.
leech is an Annelid worm used for treatment of illness.
The centipede is not an annelid. This insect is classified as a arthropod and belongs to the Chilopoda family.
No
leech
No
Because the worm has many rings around its bodies which makes it a an Annelid. Annelid="Ringed" and refers to a series of rings or segments that make up the bodies of the members of this phylum.