Question

question 7
7/7
what recent change has been made in the classification of annelids?
polychaeta is now considered monophyletic.
oligochaeta includes only marine worms.
pogonophora is classified as a separate

Explanation:

The question asks about a recent change in annelid classification. The correct answer is that Polychaeta is now considered monophyletic. This is a key taxonomic update. Oligochaeta includes earthworms (not just marine worms), and Pogonophora is now often grouped within annelids (not classified as a separate phylum in the modern annelid classification context relevant here).

Answer:

Polychaeta is now considered monophyletic.