Freshwater Biome

Freshwater biome ecosystems vary by all of the following except

• amount of light

• temperature

• pressure

• salt concentration

This zone is found at the bottom of a lake

• Littoral

• Limnetic

• Profundal

• Benthic

This type of freshwater wetland is found around lakes and streams where grasses and reeds are common, but trees are not.

• Marshes

• Estuary

• Swamps

• Salt Marsh

The interface between running freshwater and land is called a

• riparian zone

• Estuary

• River

• profundal Zone

The open water zone of a lake where most photosynthesis occurs

• Profundal

• Limnetic

• Littoral

• Benthic

Tags

NGSS.MS-LS1-6

Which of the four biomes below has the highest relative productivity?

• Rivers

• Ponds/Lakes

• Wetlands

• Streams

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Lakes are divided into zones. These zones are based on

• the size of the lake

• the availability of sunlight

• the pressure of the lake

• the vegetation that lives there

This zone covers the surface of the lake and is known as the photic zone.

• Littoral

• Limnetic

• Profundal

• Benthic

Tags

NGSS.MS-LS1-6

The sunlit portion of a lake is part of the lake's

• benthic zone

• littoral zone

• intertidal zone

• limnetic zone

Cattails growing at the edge of a pond are part of a(n)

• littoral zone

• benthic zone

• estuary

• river