Chapter 7 Vocabulary

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Wetland
An area where varying amounts of standing water covers the soil.
Plankton
Microscopic organisms that float in aquatic environments.
Nekton
All free swimming organisms in a body of water.
Benthos
Organisms that live at the bottom of a body of water.
Littoral Zone
The shallow coastal region or shore of a body of water.
Benthic Zone
The bottom region of a body of water.
Eutrophication
An increase in the amount of nutrients in an aquatic ecosystem.
Estuary
An area where fresh water from rivers mixes with salt water from the ocean.
Salinity
The amount of dissolved salts in a liquid.
Barrier Island
A narrow island that runs parallel to the shore.
Coral Reef
A limestone ridge formed by the growth and deposit of coral.
This happens when a river flows o flatter ground...
It gets warmer, wider, slower
What do nekton eat?
Plants, plankton, and/or other nekton
Why are phytoplankton only found in shallow water?
They need sunlight for photosynthesis
Which lake zone has the most biodiversity?
Littoral
What are functions of wetlands?
Help control flooding, clean polluted water, breeding grounds for animals
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