
Sponges/Cnidarians
Authored by Rick Cahoon
Biology
9th - 12th Grade
NGSS covered
Used 152+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
I have a digestive cavity with one opening, and have tentacles. I am a hydra.
Echinoderm
Cnidarian
Arthropod
Mollusk
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which phylum is mainly asymmetrical?
cnidaria
porifera (sponges)
echinodermata
arthropoda
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
These organisms all have nematocysts.
cnidaria
mollusca
arthropoda
porifera
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What filters food and eliminates waste from the water it lives in?
sponge
segmented worm
arthropod
Cnidarian
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sponges use pores to
move from place to place.
filter food from the water.
defend themselves.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cnidarians have what kind of symmetry?
Radial
Bilateral
Asymmetrical
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nematocysts (stinging cells) are used for...
Defense
Catch organisms for food
Both of these
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