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WorksheetsPractice Zoo 6.1.3
Total questions: 25
Worksheet time: 13mins
What does Cephalopoda mean?
"2-shells"
"head-foot"
"stomach-foot"
"hatchet-foot"
"Soft body"
Which class of Mollusca has a closed circulatory system?
Gastropoda
Bivalvia
Cephalopoda
Pelecypoda
Which group of cephalopods has ability to flatten body to fit in small spaces and tubes, and also can change its skin to blend with surroundings?
What does Cephalopoda mean?
"2-shells"
"head-foot"
"stomach-foot"
"hatchet-foot"
"Soft body"
Which class of Mollusca includes squid, cuttlefish, nautilus, and octopus?
Gastropoda
Bivalvia
Cephalopoda
Pelecypoda
Identify
Bivalvia
Gastropoda
Cephalopoda
Polyplacophora
Identify
Octopus
Nautilus
Squid
Cuttlefish
What TYPE of mollusk is this?
Squid
Cuttlefish
Octopus
Nautilus
Which molluscan class is considered the most intelligent?
Bivalvia
Gastropoda
Cephalopoda
Pelecypoda
Cells containing pigment that, through contraction and expansion, produce temporary color changes.
radulas
chromatophores
pens
mantle
An elongated, boneless, flexible organ or limb of some animals, such as the octopus and squid.
cuttlebone
tentacle
chromatophore
radula
What type of symmetry does Phylum Mollusca have?
Transverse
Sagittal
Identify
Cuttlefish
Snail
Oyster
Nautilus
Polyplacophoran
How do pelecypods get food?
Filter feed with incurrent and excurrent siphons.
Use the radula in their mouth to tear food.
Use tentacles, to grab prey and eat it.
Predatory, like a Venus Flytrap
Parasitic, by burrowing into hosts.
What holds clams partially submerged in the sand underwater?
foot
shells
mantle
visceral mass
siphons
Tentacles are modified versions of the
Foot
Visceral mass
Head
Mantle
Siphons
Which of the following would contain the vital organs of a mollusk?
Visceral mass
Mantle
Head
Foot
What are the functions of a mussel's gills?
Respiration
Locomotion
Reproduction
Digestion
Nervous response
I'm very difficult to see because I can camouflage myself perfectly with my surroundings. What structures allow me to do this?
Tentacles
Male hormones
Female hormones
Chromatophores
Muscle contractions
Hey there! I'm Ceasar the sea slug in the top photo. My friends, Fred and Freda the flatworms, are in the bottom photo. We live in the same ocean and look similar but what differences do I have that we do not share?
3 germ layers
muscles for movement
acoelomate body plan
coelomate body plan
gills for respiration
Match the following mollusks.
Cuttlefish
Squid
Nautilus
Sea Slug
Scallops
Two New Orleans restaurants--Felix's and Acme--are famous for serving these mollusks raw on the half shell.
Scallops
Oysters
Mussels
Clams
Calamari
