O Lecture 10/22/10

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Author:
green29dive5
ID:
47039
Filename:
O Lecture 10/22/10
Updated:
2010-11-03 12:07:36
Tags:
Plankton Breif Review Phytoplakton
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Description:
Plankton I
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  1. Where does the name plankton come from?
    Greek for aimless wanderers
  2. Plankton plants
    phytoplankton
  3. plankton animals
    zooplankton
  4. plankton animals with one plankton stage
  5. Necton
    • active swimmer
    • ex: fish turtles, squid, etc.
  6. Pelagic - Plankton
    incappable of sustained, directed horizontal movement
  7. Pelagic - Nekton
    swim
  8. What are organisms that do primary production called
    autotrophs
  9. Chemical equation for primary production
    CO2 + H2O + Light -> OM + O2
  10. Phytoplankton account for how much of Global Primary Production
    47%
  11. Phytoplankton account for how much of the earth's biomass
    .2%
  12. Diatoms need what element?
    Si
  13. Where are diatoms important
    coastal areas and spring blooms
  14. Centrals usual take what form
    marine
  15. centrals have what shape
    • radial symmetry
    • penne shape
  16. Can Centrals swim?
    No
  17. How many cells do dionflagellates have/
    1
  18. How many flagellae do dioflagellates ahve
    2
  19. What do dinoflagellates look like?
    bioluminuscent
  20. What do dinoflagellates cause
    harmful algal blooms
  21. how many dioflagelates are there
    6-8 million/L
  22. When are blooms harmful
    • 1. shading (blocking the sunlight)
    • 2. Oxygen Depletion (excessive respiration or decomp
    • 3. Mechanical irrition (damaging fish gills)

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