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chapter 6 part 2

TermDefinition
salinity a measurement of the amount of salts dissolved in water
photic zone the uppermost layer of an aquatic ecosystem where there is enough sunlight for photosynthesis to occur
aphotic zone the layer below the photic zone in an aquatic ecosystem where no sunlight penetrates so photosynthesis cannot occur
benthic zone the bottom layer of an aquatic ecosystem
littoral zone the shallow part near shore portion of the photic zone
wetland an area of land that is flooded with water at least sometime during the year
flood plain an area alongside a river that periodically floods
estuary body of water partly enclosed by land that occurs where fresh water meets the water of an ocean or inland sea
upwelling the flow of cold nutrient-rich water toward the surface of the ocean
Created by: user-1976951
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