Cnidaria: Question Preview (ID: 3879)

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Which of the following organism does not have a polyp body shape?
a) anemone b) brain coral c) hydra d) jellyfish
An example of an Scyphozoan is a (an)
a) anemone b) coral c) jellyfish d) Man-of-War
Which characteristic of Cnidarians allowed for movement?
a) 2 body layers b) coelenteron c) nerve cells d) radial symmetry
What do Cnidarians use for defense or capturing prey?
a) amoebocytes b) choanocytes c) cnidocytes d) spongocytes
How much of the earth's surface is coral reefs?
a) 1% b) 5% c) 10% d) 30%
Which coral diseases are caused by cyanobacteria?
a) Black and White Band b) Red and Black Band c) Red and White Band d) Dark Spot and White Pox
Which of the following can cause coral diseases?
a) bacterial infection b) warmer water temperatures c) pollution and sedimentation d) all of these
Which class of Cnidarians do anemones and corals belong to?
a) Anthozoa b) Hydrozoa c) Scyphozoa d)
Which of the following is not found in the same habitat as the other animals?
a) anemone b) coral c) hydra d) jellyfish
Which of the following is not an example of a mutualistic relationship in a coral reef?
a) clownfish and anemone b) zooxanthellae and polyps c) snapping shrimp and a goby fish d) shark and barracuda
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