Aquatic Ecosystems (basics)

What is salinity?

• The amount of salt in water

• The amount of sunlight

• The temperature of water

What is the photic zone?

• the top layer, nearest the surface of the ocean and is also called the sunlight layer

• the portion of a lake or ocean where there is little or no sunlight

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

What is the aphotic zone?

• the portion of a lake or ocean where there is little or no sunlight

• the portion of a lake or ocean where there is sunlight

Sunlight

• Biotic

• Abiotic

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Coral Reefs

• Biotic

• Abiotic

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is Turbidity?

• the measure of relative clarity of a liquid

• The measure of sunlight in water

• The measure of living organisms in water

What is cohesion?

• Water sticks to itself

• Water sticks to other things

What is adhesion?

• Water sticks to itself

• Water sticks to something else

What is Eutrophication?

• excessive richness of nutrients in a lake or other body of water causes a dense growth of plant life and death of animal life from lack of oxygen.

• The amount of animals in a body of water

• The amount of salt in a body of water

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What process do phytoplankton do?

• Cellular Respiration

• Photosynthesis

Tags

NGSS.MS-LS1-6