Body
Out to Eat
Excellent
Fascinating
Parts &
&
Potpourri
Examples
Facts
Symmetry
Classifying
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What are three examples of
arthropods?
Any insects, arachnids, or
crustaceans
What are the three types of
worms?
Flatworms, roundworms,
segmented worms
What are three examples of
echinoderms?
Starfish, sand dollars, sea urchins
What are three examples of
mollusks?
Clams, oysters, snails, squids,
octopus
What are three examples of
sponges?
Natural, yellow, glass
What is the definition of bilateral
symmetry?
Animals that have two similar
halves
What type of invertebrate has a
body that is divided in identical
rings?
Segmented worms
Give an example of an
invertebrate with radial symmetry
and one that is asymmetric
Radial: any echinoderms,
cnidarians, etc.
Asymmetric: sponges, etc.
What are the two body forms of a
cnidarian?
Polyps and medusas
What are the three main body
parts of a mollusk?
Foot, visceral mass, and mantle
Which invertebrate has a body
that looks like a pencil that’s
sharpened at both ends?
Roundworm
Which invertebrate has no head?
Echinoderm or sponge
Which invertebrate has no tissues
or organs?
Sponge
What invertebrate has a head,
thorax, and abdomen?
Arthropod
Explain the difference between
bivalves, gastropods, and
cephalopods.
Bivalves: two shells
Gastropods: one shell
Cephalopods: big heads, arms or
tentacles
Which invertebrate catches its
prey with tentacles?
Cnidarians
What type of invertebrate filters
food from seawater?
Sponge
How do scientists classify
invertebrates?
(Give all the categories)
Kingdom, phylum, class, order,
family, genus, species
What are the two phylum
(categories) that the animal
kingdom is broken down into?
Vertebrates and invertebrates
What is the scientific name for a
polar bear?
Ursus maritimus
What is the name for an animal
without a backbone?
Invertebrate
What word means made of many
cells that carry out basic life
activities?
Multicellular
What is the difference between
an endoskeleton and an
exoskeleton?
Endoskeleton: inside an animal’s
body
Exoskeleton: outside an animal’s
body
What specific type of
invertebrate can make a human
very sick?
Tapeworm or roundworm
What type of invertebrate’s body
is encased in an exoskeleton?
Arthropod