Zoo Lab Echinodermata

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Author:
tbby5065
ID:
76065
Filename:
Zoo Lab Echinodermata
Updated:
2011-03-29 20:47:51
Tags:
Echinodermata
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Description:
Echinodermata
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  1. How many classes are in the Phylum Echinodermata? What are they?
    • 5
    • Crinoidea, Ophiuridea, Echinoidea, Holothuroidea, Asteroidea
  2. Sea Lilies belong to what Class?
    Crinoidea
  3. Brittle Stars belong to what Class?
    Ophiuroidea
  4. Sea Urchins belong to what class?
    Echinoidea
  5. Sand dollars belong to what class?
    Echinoidea
  6. Sea Cucumbers belong to what class?
    Holothuroidea
  7. Sea stars belong to what class?
    Asteroidea
  8. Describe the process that a sea star goes through to eat a clam.
    stomach leaves body, it digests the clam outside its body, then retracts its stomach
  9. what is used to increase surface area and for respiration?
    Dermal Branchiae
  10. where is the eyespot located and what is it's function?
    on the tip of the arm, photoreception
  11. What connects to tube feet?
    Radial canal
  12. What do echinoderms have that aid in movment and sometimes in feeding?
    Water-vascular system

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