Phylum Cnidaria: The Hydroids, Jellyfishes, Anemones, And Corals.
31 Questions
| Total Attempts: 146
The phylum Cnidaria covering Hydra, Obelia, Gnionemus, Physalia, Aurelia, Matridium, Meandrina, Metridium, Gorgonia, Tubipore.
Questions and Answers
- 1.Cnidarians are eumetazoan.
- A.
True
- B.
False
- 2.The hydroids, jellyfish, and anemones that belong to this group all have a basic body plan that exhibits _________?
- A.
Bilateral Symmetry
- B.
Radial Symmetry
- C.
TopsyTurvy Semmetry
- 3.If something is diploblastic, this means it is derived from what?
- A.
One tissue layer.
- B.
Two tissue layers.
- C.
Three tissue layers.
- 4.What are sessile forms that are cylindrical, with the mouth found on the upper side and tentacles extending upward.
- 5.What are umbrella shaped forms that have the mouth located on the lower side and thd tentacles extending down?
- 6.The epidermis is the _____________?
- A.
External Covering
- B.
Internal Covering
- C.
The tentacles
- 7.A layer of gelatinous material, ______________, is found between the internal and external layers and gives this group their soft, jelly-like feel.
- 8.The stinging cells are called __________?
- 9.Cnidocytes contain structures called ____________ that are capable of injecting neurotoxins.
- 10.The genus Hydra is part of what class?
- 11.The genus Obelia is part of what class?
- 12.Genus Gonionemus is part of what class?
- 13.Genus Physalia is part of what class?
- 14.Genus Aurelia is part of what class?
- 15.Genus Metridium is part of what class?
- 16.Genus Meandrina is part of what class?
- 17.Genus Gorgonia is part of what class?
- 18.Genus Tubipora is part of what class?
- 19.
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What is the genus of this image? - 20.
![What is the genus of the species in this image? - ProProfs]( "What is the genus of the species in this image?")
What is the genus of the species in this image? - 21.
![What is the genus of the species in this image? - ProProfs]( "What is the genus of the species in this image?")
What is the genus of the species in this image? - 22.
![What is the genus of this species? - ProProfs]( "What is the genus of this species?")
What is the genus of this species? - 23.
![What is the genus name of the specimen in this image? - ProProfs]( "What is the genus name of the specimen in this image?")
What is the genus name of the specimen in this image? - 24.
![What is the genus name of this specimen? - ProProfs]( "What is the genus name of this specimen?")
What is the genus name of this specimen? - 25.
![What is the genus name of this specimen? - ProProfs]( "What is the genus name of this specimen?")
What is the genus name of this specimen?
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