Bio 201 (3)

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Author:
atasker
ID:
147452
Filename:
Bio 201 (3)
Updated:
2012-04-13 14:40:56
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bio biology
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Description:
Study question for biology 201 final
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  1. How do sponges feed?
    They are suspension feeders; water is dran in through the spongocoel and flows out of the osculum. Food is engulfed by choanocytes through phagocytosis.
  2. What type of digestive system do Porifera have?
    None
  3. What type of digestive system do Cnideria have?
    incomplete
  4. What type of digestive system do Platyhelminthes have?
    incomplete
  5. What type of digestive system do Molluscs have?
    complete, differentiated
  6. What type of digestive system do Annelida have?
    complete, differentiated
  7. What type of digestive system do Nematoda have?
    Complete, undifferentiated
  8. What type of digestive system do Arthropoda have?
    Complete, differentiated
  9. What type of digestive system do Echinodermata have?
    complete, differentiated
  10. What type of digestive system do Chordata have?
    complete, differentiated
  11. Which Phylae do no have complete differentiated digestive systems?
    • Nematoda
    • Platyhelminthes
    • Cnidaria
    • Mollusca
    • Porifera
  12. What phylae do not have respiratory systems?
    • Porifera
    • Cnidaria
    • Platyhelminthes
    • Nematoda
  13. What type of respiratory system do Molluscs have?
    Gills, lung
  14. What type of respiratory system do Annelida have?
    Gills or none.
  15. What type of respiratory system do arthropoda have?
    Gills, lung, trachea
  16. What type of respiratory system do Echinodermata have?
    tube feet, gills
  17. What type of respiratory system do Chordata have?
    gills or lungs
  18. Which phylae do not have a circulatory system?
    • Porifera
    • Cnidaria
    • Platyhelminthes
    • Nematoda
  19. Do Mollusca have an open or closed circulatory system?
    Some open, some closed.
  20. Do Arthropoda have an open or closed circulatory system?
    open
  21. Do Annelida have an open or closed circulatory system?
    closed.
  22. Do Chordates have an open or closed circulatory system?
    closed
  23. Do Echinodermata have an open or closed circulatory system?
    open (and water vascular system)

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