Carbon Cycle Pre-Check

Front

What is the greatest contributor to atmospheric carbon?

Back

Transportation

Front

Respiration is the process by which animals take in _____ and release _____.

Back

Oxygen, Carbon Dioxide

Front

Combustion is another word for __________.

Back

Burning

Front

Which of the following is correct? There is as much carbon on earth as when it was formed.

Back

True

Front

Which of the following removes carbon from the atmosphere?

Back

Photosynthesis

Front

What process do plants use to absorb carbon dioxide from the atmosphere?

Back

Photosynthesis

Front

What is the role of respiration in the carbon cycle?

Back

It releases carbon dioxide back into the atmosphere.

Front

What are fossil fuels?

Back

Natural substances formed from decomposed plants and animals, containing carbon.

Front

What is the carbon cycle?

Back

The process by which carbon is exchanged among the atmosphere, land, water, and living organisms.

Front

What is the significance of photosynthesis in the carbon cycle?

Back

It converts carbon dioxide into organic matter, reducing atmospheric carbon.