Oceans

Ocean acidification begins with 

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

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

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

Which organism might benefit from the increase of carbon dioxide in the world’s oceans?

• crabs and lobster

• Fishes

• Clams and oysters

• Sea grasses

Man made carbon dioxide comes from the burning of fossil fuels.  An example of a fossil fuel is

• wood
• oil

What happens to 1/4 of the greenhouse gases in the atmosphere?

• It is released into space.

• It gets absorbed by the ocean.

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

• increases
• decreases

As the pH decreases, what happens to the ocean?

• It becomes more acidic.

• It becomes more basic.

Who gets affected by ocean acidification?

• humans

• marine animals

• neither

• humans and marine animals

Less Co2=

• more acidity

• less acidity

Who pollutes the ocean the most?

• Marine Animals

• Humans

• Land Animals