Ocean Acidification Quiz

Ocean acidification begins with

• pollution from ships as they travel the oceans

• carbon dioxide released from combustion of fossil fuels

• dumping of waste from cities into the oceans

Tags

NGSS.HS-ESS2-6

Marine organisms make their shells from calcium and

• chloride
• carbonate
• seawater

Tags

NGSS.MS-LS2-3

NGSS.MS-PS1-1

Very slight increases in the acidity of seawater __________  marine organisms that make shells.

• doesn't bother
• has no effect on 
• is unhealthy and stresses

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5

People depend on ocean organisms for __________________.

• minerals
• fuels
• food and water
• All of these choices

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which molecule makes water acidic?

• Carbonate Ions

• Carbon Dioxide

According to this slide

• CO₂ is causing marine life to die by "poisoning' the water

• CO₂ is destroying sea shells

• CO₂ is formed from the combustion of Octane

Tags

NGSS.MS-LS2-5

As the ocean becomes more acidic, the pH of the water

• increases
• decreases

Tags

NGSS.MS-PS1-2

What happens to water when it is dissolved with carbon dioxide?

• it becomes more acidic

• it becomes more basic

• it becomes healthier to drink

• it turns into coal

Tags

NGSS.MS-PS1-2

An example of a marine organism that needs calcium carbonate 

• a crab
• a shark
• an octopus

What do some marine creatures do with the carbonate ion?

• use it as a food source

• use it as a defense mechanism

• use it to build shells and exoskeletons

• use it to cool body temperatures