ocean acidification make up quiz

Ocean acidification begins with 

• pollution from ships
• carbon dioxide released from combustion
• dumping of waste from cities into the ocean

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Carbon dioxide and seawater combine to form

• calcium carbonate
• carbon monoxide
• carbonic acid 

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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

Burning carbon-based fossil fuels releases what gas into the atmosphere?

• acid gas

• chlorine gas

• oxygenated hydrogen

• carbon dioxide

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How do scientists believe plant and animal life will be affected by increasing levels of acidity in the ocean?

• there will be more food for them to eat, making it easier to survive

• there will be less diversity in plants and animals, making survival more difficult

• the earth will correct the problem itself and the oceans' biodiversity will remain the same

• the plants and animals will adapt to the increasing acidity and continue to thrive in the oceans

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

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

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Why is the increase of Greenhouse gasses a big issue?

• It causes climate change and increase in the global temerature 
• It can lead to a major increase in Greenhouses 
• It leads to more factories
• It causes a major decrease in people

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What does ocean acidification do to shell formation? 

• Help in the deposition of the calcium-carbonate skeleton
• Provide the coral with protection from predators
• Provide the coral with carbon dioxide
• Provide the coral with protection from predators

The ongoing decrease in the pH of the Earth's oceans, caused by the uptake of carbon dioxide (CO2) from the atmosphere.

• Coral Bleaching

• Ocean Acidification

• Smog

• Ozone Depletion

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