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Worksheetsideek
Total questions: 22
Worksheet time: 17mins
Mollusks are classified as
Cephalopods
invertebrates
vertebrates
all mollusks live in water
true
fase
true
false
all molusks have shells
true
false
true
false
A flexible ribbon of tiny teeth that
some mollusks have is called a:
foot
mantle
rudula
A thin layer of tissue covering the
internal organs of a mollusk is called
a:
Radula
foot
mantle
Which group has the most complex
nervous system of any invertebrate?
gastropods
cephalods
bivalies
How does a cephalopod taste
something?
suckers
tentacles
tounge
What characteristics do all worms
have in common?
they have long bodies
there vertebrates
thre in vertebrates
idk
describe the bain of a worm
small
geneic small
it has to brains great eyesight
How many main groups (phyla) of
worms are there?
1000
5
4
3
Platyhelminthes are the:
flat worms
round worms
segemented worms
parasite worms
Annelida are the:
parasitw worms
segememnted wormss
flat worms
dirtworms
Nematoda are the:
round worms
segemented worms
How many “hearts” do earthworms
have?
5
2
3
4
Earthworms use ______ & _______
to help them move through soil.
arms and muscles
arms and bristles
muscles and legs
muscles and brittslets
1. Sponges are called the simplest
animals because they:
have holes
idk
are inverrtebrates
Sponges can only live in water.
true
false
What are the cells that act as the
sponge's digestive system?
cells
digestive cells
To which phylum do sponges
belong?
anamilia
prtista
By which process do sponges get
oxygen from the water?
difusion
budding
osmosis
Sponges reproduce:
sexually
asexually
idk
a and b
Sexual reproduction produces
offspring that are:
identical to the femlae parent
a mixture of the both
