Porifera and Cnidaria
Arthropods and Echinoderms
Molluscs
100
What animals are members of Porifera?
Sponges
100
What phylum do insects, crabs, and lobster belong to?
Arthropods
100

Name two Molluscs with shell(s)

Clams, Oysters, mussels, scallops,  snails, etc...

200
Name any TWO members of Cnidaria.
Coral, jellyfish, sea anemone, etc...
200

Name TWO members of Echinoderms.

Sea urchin, sea star, sea cucumber, etc...

200

Name 1 Mollusc without shell

 Octopus

300
This phyla's members are sedentary.
Porifera
300

What type of body symmetry do Echinoderms exhibit?

 radial symmetry

300
What is the name of a Mollusc's toothed, scraping tongue?
A radula
400
What type of symmetry do members of Porifera exhibit?
Asymmetry (none)
400
What is an Arthropod's outside skeleton called?
An exoskeleton
400

What is the name of the organ used for aquatic Molluscs  to breeth 

Gills

500
What are nematocysts?
Stinging cells in Cnidarians.
500

What is the name of the process arthropods use to  lose their exoeskeleton and grow a new one

Moulting

500

Name 1  mollusc with internal shell

Squid 

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