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WorksheetsPhylum Mollusca
Total questions: 20
Worksheet time: 10mins
This animal belongs to
Gastropoda
Cephalopoda
Bivalvia
This animal belongs to
Bivalvia
Cephalopoda
Gastropoda
This animal belongs to
Bivalvia
Gastropoda
Cephalopoda
Which stucture makes the shell?
Mantle
Visceral mass
Inhalant siphon
Gills
Which structure in a mussel aids in filter feeding?
Gills
Heart
Foot
Visceral mass
Tentacles are modified versions of the
Foot
Visceral mass
Head
Mantle
The oldest part of a mussel's shell
Umbo
Hinge
Outer edge
Mantle margin
The word Mollusca means
Soft body
Many forms
Stinging cells
Porous skin
Which organism would have a beak to help it break shells and bones?
Cuttlefish
Slug
Clam
Oyster
Which organism would have a radula?
Snail
Octopus
Clam
Oyster
Which of the following would contain the vital organs of a mollusk?
Visceral mass
Mantle
Head
Foot
What structure aids in locomotion?
Foot
Mantle
Visceral mass
Shell
Which organisms use camouflage to hypnotize and capture prey?
Cuttlefish
Nautilus
Leopard slugs
Zebra mussels
What substance are pearls made of?
Nacre
Calcium
Sodium
Silicate
A squid's ink sac is a part of what body region?
Visceral mass
Mantle
Head
Foot
Identify the function of the sturcture labeled A
Pull water in and out
Secrete a layer of mucus to aid in digestion
Locomotion
Open and close the shell
Identify the function of the structure labeled D.
Open and close the shell
Pull water in and out
Locomotion
Secretes mucus to aid in digestion
Identify the structure labeled B.
Labial palps
Adductor muscle
Siphon
Foot
Identify the structure labeled C.
Foot
Labial palps
Siphons
Adductor muscle
What are the functions of a mussels gills?
Respiration and filter feeding
Locomotion
Reproduction
Digestion
