Carbon Cycle

Front

Where does all the carbon in organisms (living things) originate from?

Back

Earth's atmosphere.

Front

How does the carbon in grass become part of a lion?

Back

The carbon ends up in the lion's food chain.

Front

Organisms that do not decompose naturally can be buried and become what?

Back

Fossil fuels.

Front

If the plant population decreased, the amount of carbon dioxide in the atmosphere would _________.

Back

Increase.

Front

Combustion is another word for __________.

Back

Burning.

Front

What is the carbon cycle?

Back

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

Front

What role do plants play in the carbon cycle?

Back

Plants absorb carbon dioxide during photosynthesis and release oxygen.

Front

What is photosynthesis?

Back

The process by which green plants use sunlight to synthesize foods with the help of carbon dioxide and water.

Front

What is respiration in the context of the carbon cycle?

Back

The process by which living organisms convert oxygen and glucose into energy, releasing carbon dioxide.

Front

What are fossil fuels?

Back

Natural substances formed from the remains of ancient organisms, primarily composed of carbon.