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Chapter 21.2

Chapter 22.2 vocab

TermDefinition
aphotic zone a zone where sunlight cannot penetrate and photosynthesis cannot occur
photic zone the part of the ocean that receives sunlight
intertidal zone the area of shoreline that is twice daily covered by water during high tide and exposed to air during low tide
neritic zone extends from the intertidal zone over the continental shelf and to relatively shallow water depths about 180m
oceanic zone the deep water of the open sea
pelagic zone the open ocean
benthic zone the ocean bottom
plankton communities of small organisms that drift with the ocean currents
estuary occurs where freshwater rivers and streams flow into the sea
eutrophic lake are rich in organic matter and vegetation, so the waters are relatively murky
oligotrophic lake contain little organic matter
freshwater wetland areas of land that are covered with fresh water for at least part of each year
Created by: CoffeyM20
 

 



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