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Coral Unit Review

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

Which carbon cycle process involves dissolving CO2 into or out of a body of water?

a)

Combustion

b)

Exchange

c)

Cellular respiration

d)

Sedimentation

2.

This carbon cycle process fixes the carbon in CO2 to organic compounds, including sugars/glucose

a)

Cellular respiration

b)

Extraction

c)

Photosynthesis

d)

Burial

3.

Extraction and _______ of fossil fuels causes an anthropogenic increase of CO2 in the atmosphere.

a)

exchange

b)

sedimentation

c)

cellular respiration

d)

combustion

4.

This carbon cycle releases the carbon in organic compounds back into carbon dioxide in the atmosphere.

a)

Cellular respiration

b)

Exchange

c)

Photosynthesis

d)

Extraction

5.

True or false: Coral use carbonate (CO3) ions to build their calcium carbonate skeleton.

a)

True

b)

False

6.

Ocean acidification _____ the pH of the ocean.

a)

raises

b)

lowers

7.

The greenhouse effect becomes enhanced and intensified when a(n) ______ of carbon dioxide (CO2) is in the atmosphere.

a)

decrease

b)

increase

c)

bottle

8.

True or false: Marine calcifiers are affected by ocean acidification because ocean acidification decreases the amount of carbonate (CO3) ion available to use.

a)

True

b)

False

9.

The White Cliffs of Dover is made up of a lot of _____, which make calcium carbonate shells.

a)

coral

b)

foraminifera

c)

coccolithophores

d)

jellyfish

10.

What is a solution to both ocean acidification and an enhanced greenhouse effect?

a)

Reducing the amount of fossil fuels combusted.

b)

Planting trees and reducing deforestation.

c)

Using mass transportation and reducing the amount of electricity used.

d)

All of the above

11.

What relationship exists between the coral polyp and the zooxanthellae algae that live inside them?

a)

Mutualism

b)

Predation

c)

Commensalism

d)

Parasitism

12.

Coral bleaching events occur because coral

a)

do not have enough calcium carbonate to build their skeletons.

b)

reflect light back into space, enhancing the greenhouse effect.

c)

undergo extreme heat stress and eject their symbiont.

d)

consume the poisonous zooxanthellae algae and subsequently die.