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Carbon Cycle Quiz

Authored by Roberto Solis

Biology

9th Grade

Used 7+ times

Carbon Cycle Quiz
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of marine organisms in the geological carbon cycle?

They release carbon dioxide into the atmosphere.

They convert carbon dioxide into organic compounds.

They build shells and skeletons from dissolved carbon.

They absorb carbon dioxide from the atmosphere.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Once carbon is incorporated into the shells and skeletons of marine organisms, what happens to it?

It is released back into the atmosphere.

It undergoes photosynthesis.

It sinks to the ocean floor.

It becomes part of the biosphere.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does sedimentation contribute to the geological carbon cycle?

By releasing carbon dioxide into the atmosphere

By storing carbon in the geosphere as sedimentary rocks

By converting carbon into organic compounds

By absorbing carbon dioxide from the atmosphere

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What process occurs in the biosphere where plants absorb carbon dioxide from the atmosphere?

Respiration

Sedimentation

Photosynthesis

Burial

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which part of the Earth includes the solid parts like the crust, mantle, and core?

Atmosphere

Biosphere

Geosphere

Hydrosphere

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where do marine organisms primarily contribute to the carbon cycle?

Atmosphere

Biosphere

Geosphere

Hydrosphere

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do organisms release carbon dioxide into the atmosphere in the biological carbon cycle?

Through sedimentation

Through photosynthesis

Through respiration

Through burial

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