Ocean Acidification

According to The 6th Extinction chapter reading, what organism is considered a calcifier?

• Starfish

• Sea Urchin

• Clam

• All of the above

Roughly ___ of the carbon dioxide that humans have pumped into the air has been absorbed by the ocean?

• 1/3

• 1/2

• 100%

• 0%

Tags

NGSS.HS-ESS2-6

The ocean covers how much of the earth's surface?

• 10%

• 50%

• 35%

• 70%

Carbon dioxide combines with water to create?

• Hydrogen

• Calcium Carbonate

• Carbonic Acid

• Phytoplankton

Tags

NGSS.MS-LS1-6

Increased ______ makes it difficult for certain organisms to form shells

• metabolism

• Bicarbonate

• immune responses

• Oxygen

Tags

NGSS.HS-LS4-5

What are some toxic things that have caused coral bleaching?

• global warming

• pollution

• overfishing

• all of the above

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

NGSS.MS-ESS3-4

What will ocean acidification affect?

• seafood

• air quality

• biodiversity

• all of the above

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

A ___ point decrease in pH is expected by the end of the century?

• .1

• 2

• .4

• 5

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5

How are bacteria and fish being affected by ocean acidification?

• positively

• negatively

• not being affected

• none of the above

Tags

NGSS.HS-LS4-5

NGSS.HS-LS2-6

Ocean acidification is related to...

• climate change

• human impact

• fossil fuels

• all of the above

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS2-4