Question

State the differences between oligochaeta and polychaeta

Answer 1

Answer:

Polychaete: mostly marine segmented worms. well developed head, each segment usually has parapapodia with chaetae, tube-dawelling and free moving. 

Oligochaeta: freshwater, marine, and terrestrial segmented worms such as earthworms, reduced head, no parapodia, chaetae present.

Polychaetes are annelid worms that are mostly found in marine environments. Earth worms are annelids too, but they're oligochaetes. ... The major differences between polychaetes and oligochaetes that can be used to distinguish them are the parapodia and chaetae. Polychaetes have them and oligochaetesdon't.