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22 Cards in this Set
- Front
- Back
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Plankton
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all organisms that float/drift in the sea
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Nekton
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free-swimming
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Benthos
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live on/in ocean bottom
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Phytoplankton
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use solar energy to generate oxygen and organic food
plants |
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zooplankton
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animals
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Picoplankton
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< 0.002 mm
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Nannoplankton
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0.002 - 0.02 mm
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Microplankton
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0.02 - 0.2 mm
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Macroplankton
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0.2 - 2.0 mm
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Which is the smallest type of plankton?
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Picoplankton
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Which is the largest type of plankton?
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Macroplankton
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Diatom
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-microscopic unicellular algae with an external skeleton of sylicaa
-sexual cycle |
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Dinoflagellates
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-red-greenish
-low-nutrient environments -spin like tops -autotrophic and hetertrophic (mixotrophic) -harmful algal blooms |
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Classifications in order
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Kingdom
Phylum Class Order Family Genus Species |
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Meroplannkton
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Spend only PART of life as plankton
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Example of Meroplankton
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Crabs
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The frustule/cell wall of a diatom is impregnated with:
A. iron B. zinc C. calcium D. silica |
D. silica
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Forminifera are:
A. phytoplankton B. snails C. protozoans D. plantst |
C. Protozoans
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T-F
Plankton are characterized by their ability to move independently through water parcels rather than drifting along with the water parcel. |
False
Plankton can only drift with the currents |
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T-F
All phytoplankton are photosynthetic |
True?
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Forminifera
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minute, one-celled animals that usually secrete calcareous shells
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krill
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small, shrimp-like crustaceans found in huge masses in polar waters and eaten by baleen whales
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