Ecdysozoa

What structures do marine Annelids use to burrow and swim?

• Parapodia

• Proboscis

• Ctenidia

• Tentacles

Which of the following is NOT a class of Molluscs?

• Bivalves

• Polychaeta

• Cephalopods

• Polyplacophora

Like Bivalves, this phylum also has a two-part shell.

• Bryozoa

• Ectoprocta

• Brachiopoda

• Annelida

Which Lophotrochozoa phyla have a trochophore larvae?

• Annelids and Molluscs

• Bryozoa and Brachiopoda

• Platyhelminthes and Molluscs

• All Lophotrochozoa phyla

Which of the following is NOT part of the Ecdysozoa superphylum?

• Arthropods

• Tardigrades

• Onycophora

• Nematodes

• Molluscs

What is the synapomorphy of Ecdysozoa?

• They all have a lophophore

• They all have a trochophore larvae

• They all molt their cuticle

• They all have jointed appendages

Trichinella, a disease that is caused by eating undercooked meat infested with cysts, is caused by a type of

• Trematode

• Fluke

• Roundworm

• Planarian

If an insect has a pupal stage, it has

• incomplete metamorphosis

• complete metamorphosis

• an herbivorous lifestyle

• a predaceous lifestyle