Marine Bio Final Part 1

Which part of the Mollusk body is specialized for burrowing, feeding, and movement?

• trochophores
• visceral mass
• mantle
• foot

Which class of Mollusks include squid, cuttlefish and octopus?

• Gastropods
• Bivalves
• Caphalopods

Animals are _________, which means they cannot make their own food.

• heterotrophs
• autotrophs

What is an example of a echinoderm?

• insects
• dogs
• sea urchin
• sponge

What are the two major groups of animals?

• invertebrates and vertebrates
• genus and species
• autotrophs and heterotrophs
• internal and external

What is a autotroph?

• organism that cannot make their own food
• organism that can make their own food

Sponges have ______ which are holes that that water pass through to help them feed and eliminate waste.

• arms
• backbones
• skeleton
• pores

This is an example of a _____.

• Sea star
• sea urchin
• sea cucumber
• brittle star

What do invertebrates not have?

• backbones
• exoskeleton
• blood
• reproduce

Cephalopods move quickly by

• using jet propulsion
• creeping on their muscular foot
• digging into the sand
• waving their tentacles to swim