Q.1
Which of the following is NOT one of the body parts all mollusks have in common?
  • Beak
  • Shell
  • Mantle
  • Visceral Mass
Q.2
How do mollusks obtain food?
  • Filter feeders
  • Carnivores
  • Herbivores
  • All are correct
Q.3
How do clams obtain their food?
  • Filter feeders
  • Carnivores
  • Herbivores
  • All are correct
Q.4
How do squid obtain their food?
  • Filter feeders
  • Carnivores
  • Herbivores
  • All are correct
Q.5
What does cephalopod translate as?
  • Head Foot
  • Foot
  • Head Arms
  • Arms
Q.6
Why is a ridged gill surface more advantageous than a flat gill surface?
  • To catch krill
  • Increases surface area which increases gas exchange potential
  • Increase surface area to increase blood filtration
  • To increase movement
Q.7
What phylum do clams belong to?
  • Mollusca
  • Animalia
  • Cephalopoda
  • Porifera
Q.8
What phylum do squid belong to?
  • Mollusca
  • Animalia
  • Cephalopoda
  • Porifera
Q.9
What kingdom do squid belong to?
  • Mollusca
  • Animalia
  • Cephalopoda
  • Porifera
Q.10
What structure do snails use for feeding?
  • Scolex
  • Radula
  • Fibula
  • Tentacles
Q.11
Body parts do all mollusks posses =
  • Foot
  • Mantle
  • Shell
  • Visceral Mass
  • All of above
Q.12
How do zebra mussels get moved from one body of water to another by humans?
  • They swim
  • Humans activity
  • They move upstream using their tongue as a paddle
  • Their parasitic larva hitches a ride on birds
Q.13
Cephalopods have small brains compared to their body size.
  • true
  • false
Q.14
Cephalopod blood contains copper, which gives the oxygenated blood a red color.
  • true
  • false
Q.15
Molluscs that live in a tusk like shell is open at both ends belong to the class:
  • Polyplacophora
  • Scaphopoda
  • Cephalopoda
  • Gastropoda
Q.16
Which group has no shell?
  • Aplacophora
  • Monoplacophora
  • Gastropoda
  • Polyplacophora
Q.17
Which of the following is NOT a class of mollusk?
  • Gastropods
  • Bivalves
  • Cephalopods
  • Porifera
Q.18
What are trochophores?
  • A class of mollusks
  • A sessile larval form of a mollusk
  • A motile larval form of a mollusk
  • A type of worm
Q.19
Which class of Mollusks includes snails, slugs, or nudibranches?
  • Cephalapods
  • Bivalves
  • Gastropods
Q.20
How do Bivalves obtain food?
  • Tentacles to catch food
  • Siphons to filter feed
  • Radula to scrap the sea floor
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