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Chapter 6 - Lesson 3

Science vocab for lesson 3

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 near-shore portion of the photic zone.
Limnetic zone The portion of the photic zone that is farther from shore than the littoral zone; no rooted plants are found in this 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 A 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: WalkerJaiden
 

 



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