Carbon Cycle

Front

What is the carbon cycle?

Back

The carbon cycle is the process by which carbon is exchanged between the atmosphere, land, water, and living organisms, ensuring that carbon is recycled and reused in various forms.

Front

What element is represented by the symbol 'C'?

Back

Carbon.

Front

True or False: All of the carbon in existence is continually recycled in the carbon cycle.

Back

True.

Front

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

Back

Photosynthesis.

Front

What is respiration in the context of the carbon cycle?

Back

Respiration is the process by which living organisms convert sugars into energy, releasing carbon dioxide back into the atmosphere.

Front

Which process removes carbon from the atmosphere?

Back

Photosynthesis.

Front

What happens to oxygen levels in the environment during a forest fire?

Back

Oxygen levels decrease.

Front

What is the role of decomposers in the carbon cycle?

Back

Decomposers break down dead organic matter, returning carbon to the soil and atmosphere.

Front

What is combustion and how does it relate to the carbon cycle?

Back

Combustion is the process of burning organic material, which releases carbon dioxide into the atmosphere.

Front

What is the significance of carbon in living organisms?

Back

Carbon is a fundamental building block of life, forming the backbone of organic molecules such as proteins, lipids, carbohydrates, and nucleic acids.