Week 21
Name the seven levels of classification in
order.
Kingdom
Phylum
Class
Order
Family
Genus
Species
Name two examples of a mollusk.
Slugs, snails, and clams.
How do echinoderms move?
Suction cups on their tube feet
Name three types of mollusks.
Gastropods, Bivalves, Cephalopods
Which invertebrate(s) can live in fresh water
and salt water?
Sponges, worms, mollusks, arthropods
Name the four characteristics all living
organisms share.
They use energy.
They respond to stimuli.
They reproduce.
They grow and develop.
How do echinoderms take in oxygen?
Through their tube feet
Why are echinoderms important?
Recycle materials in the ocean, control algae
growth may be a food source, may be sources
of medicine…
Mollusks have _______________ to get
oxygen.
gills with cilia
Which invertebrate(s) can regenerate
missing parts?
Sponges, worms, echinoderms, some
mollusks, and arthropods
The scientific name of an organism is made
up of its _______ and ________.
genus and species
Sponges are __________. They attach to a
surface and don’t move.
sessile
The body wall of a sponge has ____ cell layers.
2
Snails use _______ to tear through their food.
radula
Which invertebrate(s) may be sources of
medicine?
Sponges, worms, echinoderms and
arthropods
Name the invertebrates we learned about.
Sponges, Arthropods, Mollusks,
Echinoderms, Worms
How do sponges obtain food?
They filter food particles through their
pores.
Name three examples of echinoderms.
Sea stars, brittle stars, sea urchins,
sea cucumbers, sea lilies
Name three examples of arthropods.
Insects, arachnids, centipedes, millipedes,
crustaceans
Which invertebrate(s) have a nervous
system?
Worms, mollusks, and arthropods
Define migration.
Instinctive seasonal movement
Name the six classes of invertebrates and the
five classes of vertebrates.
Invertebrates: sponges, worms, mollusks,
arthropods, echinoderms, and cnidarians.
Vertebrates: fish, birds, mammals,
amphibians, reptiles.
Crustaceans use __________ for movement,
reproduction, and oxygen/carbon dioxide
exchange.
swimmerets
Which invertebrate(s) have segmented
bodies?
Worms and arthropods