Mollusks Question Preview (ID: 24320)


Bivalves, Gastropods And Cephalopds. TEACHERS: click here for quick copy question ID numbers.

Mollusks that have two shells and an open circulatory system are called ___________.
a) gastropods
b) cephalopods
c) bivalves
d) bicases

Mollusks with an closed circulatory system
a) cephalopods
b) bivalves
c) mammals
d) gastropods

Mollusks that have one or no shells and use a radula
a) cephalopods
b) bivalves
c) gastropods
d)

The movement of squids and octopuses
a) momentum
b) propelment
c) expulsion
d) propulsion

Thin layer that covers the body and makes the shell of some mollusks
a) radula
b) gills
c) mantle
d) propulsion

Tongue-like organ used for getting food off surfaces, such as rocks
a) mantle
b) radula
c) gill
d) foot

Example of a gastropod
a) snail
b) clam
c) octopus
d) sea anemone

Example of a cephalopod
a) snail
b) mussel
c) octopus
d) jellyfish

Example of a bivalve
a) slug
b) oyster
c) cuttlefish
d) snail

An open circulatory system means that blood runs through vessels to the different organs
a) True
b) False
c)
d)

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