Ch. 7 Test Review

Benthos:

• mussels, worms, and barnacles

• free swimming organisms

• phytoplankton and zooplankton

Mangrove swamp:

• long, thin island that typically runs parallel to the shore

• region of shallow water near the shores of lakes and oceans

• marine ecosystems dominated by trees with stilt-like root systems

Salt marsh:

• marine ecosystem dominated by grasses

• region of shallow water near the shores of lakes and oceans

• long, thin island that typically runs parallel to the shore

Littoral zone:

• region of shallow water near the shores of lakes and oceans

• the bottom of the lake inhabited by decomposers

• open water in a lake or pond

Estuary:

• coastal land covered by salt water much of the time

• ecosystem where a river empties into the ocean, mixing fresh and salt water

• long, thin island that typically runs parallel to the shore

Nekton:

• mussels, worms, and barnacles

• free swimming organisms

• phytplankton and zooplankton

Coastal wetland:

• region of shallow water near the shores of lakes and oceans

• land periodically covered with water of extremely low salinity

• coastal land covered by salt water much of the time

Barrier:

• marine ecosystem dominated by grasses

• coastal land covered by salt water much of the time

• long, thin island that typically runs parallel to the shore

Microscopic:

• phytoplankton and zooplankton

• free swimming organisms

• whales

Freshwater wetland:

• marine ecosystem dominated by trees with stilt-like root systmes

• marine ecosystem dominated by grasses

• land periodically covered with water of extremely low salinity