What do you know about animals and invertebrates?

The planaria from our lab are examples of:

Which of the following are not invertebrates?

Did you do your reading?!  What invertebrate phylum accounts for the majority of total animals?

Porifera lack:

Which is not true of members of the animal kingdom?

Members of Porifera, Cnidaria, and Platyhelminthes all have radial symmetry.

The most unique feature of the phylum Cnidaria is:

A coelom refers to the presence or absence of a:

Echinoderms and Chordates are:

Which characteristic is not shared by organisms in the animal kingdom?