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WorksheetsPorifera/Cnidaria Quiz REMEDIATION
Total questions: 10
Worksheet time: 20mins
Name
Class
Date
1.
The hard "skeleton" structures in a sponge are called...
a)
Spongin
b)
Spicules
c)
Amebocytes
d)
Pinococytes
2.
What kind of symmetry does a Cnidarian have?
a)
No Symmetry
b)
Bilateral Symmetry
c)
Radial Symmetry
d)
Square
3.
What phylum has two different forms that exist which are called the medusa and the polyp?
a)
Phylum Porifera
b)
Phylum Cnidaria
c)
Phylum Platyhelminthes
d)
Kingdom Animalia
4.
Which of the following is a correct description of the Cnidarian digestive tract?
a)
A complete digestive tract consisting of two openings.
b)
A complete digestive tract consisting of one opening
c)
An incomplete digestive tract consisting of two openings.
d)
contains only a mouth and an internal cavity.
5.
Which part of the sponge body is a large opening at the top of the central cavity through which water leaves the sponge?
a)
Ostia
b)
Meenchyme
c)
Spongecoel
d)
Osculum
6.
What group of Cnidarian does the following image belong?
a)
jellyfish
b)
coral
c)
sea anemone
d)
hydrozoan
7.
What phylum does this animal belong in the image?
a)
Platyhelminthes
b)
Cnidaria
c)
Porifera
d)
Plantae
8.
Instead of a brain or central nervous system, jelly fish have what in place to help them respond to the environment.
a)
Stinging Cells
b)
Nerve Net
c)
Nematocysts
d)
Chloroplast
9.
Sponges can reproduce asexually through a process called __________________.
a)
budding
b)
regeneration only
c)
fusion
d)
amphiblastula
10.
What do organisms from the phylum Porifera eat?
a)
small marine fish
b)
plankton,bacteria, and detritus
c)
choanocytes
d)
krabby patties
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