Freshwater

Freshwater biome ecosystems vary by all of the following except

• amount of light

• temperature

• pressure

• salt concentration

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-LS1-6

Eutrophic lakes are characterized by...

• low nutrients, low oxygen

• low nutrients, high oxygen

• high nutrients, low oxygen

• high nutrients, high oxygen

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

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

• Rivers

• Ponds/Lakes

• Wetlands

• Streams

Tags

NGSS.MS-LS2-3

an area where surface water from streams, ponds, or lakes enters into an aquifer

• zone of saturation

• recharge zone

• zone of aeration

underground rock layers that store and allow the flow of water

• permeability

• aquifer

• porosity

Tags

NGSS.MS-ESS3-1