Eutrophic Lake

Eutrophication can happen in a river or lake

• TRUE

• FALSE

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Algal bloom absorbs sunlight

• TRUE

• FALSE

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Sunlight can reach the bottom during algae bloom

• TRUE

• FALSE

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Bacteria does not use up a lot of oxygen

• TRUE

• FALSE

Water without oxygen is anoxic

• TRUE

• FALSE

Tags

NGSS.MS-LS2-4

NITRATE AND ___________ ARE EXAMPLES OF NUTRIENTS THAT CAUSE EUTROPHICATION

Eutrophication is

• too few nutrients in a body of water.

• too many nutrients in a body of water.

• high acid levels in a body of water.

• high alkalinity levels in a body of water.

Tags

NGSS.MS-LS2-1

Eutrophication is caused by...

• fossil fuel burning in power plants.

• automobiles burning fossil fuels.

• over fertilizing farm fields.

• limestone rocks in a body of water.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Chemicals that contribute to eutrophication include... (pick all that apply)

• dissolved Oxygen.

• phosphates.

• nitrates.

• sulfuric acid.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

When nutrient levels rise to high levels in a body of water, the effect on dissolved Oxygen levels is...

• decreases.

• increases.

• does not change.