Exploring the Impact of Water Pollution on Ecosystems

How much untreated wastewater do humans add to the water supply each year?

• 1.2 billion gallons

• 1.2 trillion gallons

• 1.2 million gallons

• 1.2 quadrillion gallons

Tags

NGSS.MS-ESS2-4

What percentage of people on Earth will struggle to find drinking water by 2050 if pollution continues at the current rate?

• 57%

• 47%

• 37%

• 27%

Tags

NGSS.MS-ESS3-4

What is the term for the lack of oxygen in water caused by excessive algal growth?

• Eutrophication

• Acidification

• Bioaccumulation

• Deoxygenation

Which river experienced a toxic algae bloom in 2017?

• Mississippi River

• Klamath River

• Colorado River

• Hudson River

What harmful element is known to accumulate in tuna and other big fish?

• Cadmium

• Mercury

• Lead

• Arsenic

How many gallons of radioactive water were dumped into the Pacific Ocean by the Japanese government after the 2011 tsunami?

• 4 million gallons

• 3 million gallons

• 2 million gallons

• 1 million gallons

Which oil spill is considered the largest in the petroleum industry's history?

• Santa Barbara oil spill

• Exxon Valdez oil spill

• Deepwater Horizon oil spill

• Bay of Campeche oil spill

Tags

NGSS.MS-LS2-4

How many seabirds were killed due to the Exxon Valdez oil spill?

• 300,000

• 150,000

• 200,000

• 250,000

Tags

NGSS.MS-LS2-4

What percentage of all trash floating in the oceans is plastic?

• 90%

• 80%

• 70%

• 60%

Tags

NGSS.MS-ESS3-4

By how much could the surface waters of the ocean become more acidic by the end of this century if current emissions practices continue?

• 150%

• 120%

• 100%

• 180%

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5