Algae Bloom

What happens when nutrients are overloaded in water?

• Fish population increases

• Algae blooms multiply

• Oxygen levels rise

• Bacteria consume nutrients

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is the main source of nutrients entering the Gulf of Mexico?

• Wastewater from cities

• Excess fertilizer runoff

• Livestock manure

• Rainfall and drought

Tags

NGSS.MS-LS2-1

Where is the world's second largest dead zone located?

• Gulf of Mexico

• Lake Erie

• British Columbia

• Mississippi River

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is the possible effect of high nitrate level in water systems?

• algal bloom

• fewer algae

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A sometimes harmful rapid increase in the amount of algae found in water

• Pollution

• Algae Bloom

• Acid Rain

• Conservation

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is the primary cause of harmful algal blooms in aquatic environments?

• Overfishing in the area

• Introduction of invasive species

• Excessive nutrients from fertilizers

• Natural cycles of phytoplankton growth

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-3

Why do algae blooms happen?

• there are too many nutrients in the water

• there are too many fish in the water

• there is not enough turbidity in the water

• all of these options

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

High levels of which nutrients can lead to an algal bloom?

• Water

• Carbon

• Nitrogen

• Phosphorus

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

In eutrophication, what does 'algal bloom' refer to?

• The rapid increase in the number of bacteria

• The rapid increase in the number of plants

• The rapid decrease in the number of fish

• The rapid increase in the amount of nitrates in the river

Tags

NGSS.MS-LS2-3

A rapid growth of algae caused by too much fertilizer can cause... (choose 2)

• A reduction of oxygen levels in the water.

• Water that can support more life.

• Waters that are deadly for animals

• An increase in oxygen levels.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4