Quiz on Ocean Acidification

Carbon dioxide and seawater combine to form

• carbonic acid

• carbon monoxide

• calcium carbonate

Marine organisms make their shells from calcium and

• chloride

• seawater

• carbonate

• carbon

• helium

An example of a marine organism that needs calcium carbonate

• an octopus

• a shark

• a crab

• Sea turtle

• clam

Which of the following causes ocean acidification?

• Burning Fossil Fuels

• Driving a Car

• Riding a bike

• Solar Panels

• Wild Fires

What does CO2+H2O equal

• sweet substance

• acid

• basic

• neutral substances

What does the orange line show?

• Carbon emissions

• CO2 in the water

• pH of the water

• Air temperature

What does the blue line show?

• pH of the water

• CO2 in the water

• Air temperature

• Carbon emissions

As the pH decreases, what happens to the ocean?

• It becomes more neutral.

• It becomes more acidic.

• It becomes more basic.

If a liquid is acidic, its pH is...

• From 0-7

• From 0-100

• 7

• From 7-14

A solution to ocean acidification is

• reducing fossil fuel use

• introducing new technology

• using more fossil fuels

• planting more sea grass