Animal Origins and Protostomes (Ch. 29 & 30)

What is the best definition of pseudocoelomates?

• Complete body cavity

• True body cavity

• No body cavity

• False body cavity

Which is not one of the five feeding strategies of animals?

• Herbivores

• Filter feeders

• Infusers

• Predators

These are all main groups of the phyla Mollusca EXCEPT:

• Nematoda

• Gastropoda

• Bivalvia

• Cephalopoda

All of the following animals are triptoblastic, except:

• Nematoda

• Chordata

• Cnidaria

• Annelida

The “skeleton” of a typical sponge is composed of:

• spicules

• scales

• bones

• cartilages

A free-swimming jellyfish has a body form known as a:

• polyp

• medusa

• strobila

• hydra

Which of the following is considered evidence of the Animal Kingdom being a monophyletic group?

• Closed circulatory system

• Bilateralism

• Coeloms

• Desmosomes

Tags

NGSS.MS-LS4-2

What type of symmetry does this animal exhibit?

• Radial symmetry

• Bilateral symmetry

• No symmetry

• Spiral symmetry

One species of this phylum has only females and reproduces by parthenogenesis.

• Cnidaria

• Mollusca

• Arthropoda

• Rotifera

Tags

NGSS.MS-LS3-2

Identify phylum and type:

• Arthropoda; millipede

• Annelida; centipede

• Arthropoda; centipede

• Arthropoda; insect

Tags

NGSS.MS-LS4-2