Freshwater Biomes

Freshwater biome ecosystems vary by all of the following except

• amount of light

• temperature

• pressure

• salt concentration

Tags

NGSS.MS-LS2-4

Ponds are divided into zones

• True

• False

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 is found at the bottom of a lake

• Littoral

• Limnetic

• Profundal

• Benthic

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

• Littoral

• Limnetic

• Profundal

• Benthic

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

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

Rivers are generally smaller than streams.

• True

• False

The interface between running freshwater and land is called a

• riparian zone

• Estuary

• River

• profundal Zone

Tags

NGSS.MS-LS2-3

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

• Rivers

• Ponds/Lakes

• Wetlands

• Streams

Streams have a higher productivity than rivers.

• True

• False