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Coral Reefs Quiz

Authored by Catherine Buckler

Geography

6th Grade

Coral Reefs Quiz
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of people worldwide rely on fish from coral reefs as their major source of protein?

50%

85%

70%

95%

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How much does tourism from coral reefs add to the United States economy each year?

$100 million

$200 million

$364 million

$500 million

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of marine life is found in coral reefs?

10%

15%

20%

25%

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one of the benefits of coral reefs in medicine?

They provide a source of protein.

They help in treating cancer.

They protect shorelines.

They absorb carbon dioxide.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do coral reefs absorb from ocean water to form their skeletons?

Oxygen

Nitrogen

Carbon dioxide

Hydrogen

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one of the ways coral reefs support local economies?

By providing fresh water

By providing jobs through tourism

By producing oil

By generating electricity

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main role of coral reefs in controlling the atmosphere?

Absorbing oxygen

Absorbing carbon dioxide

Releasing nitrogen

Releasing hydrogen

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