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.

Front

Why is burning fossil fuels harmful?

Back

It increases the amount of carbon dioxide in the atmosphere.

Front

What do animals take in during respiration?

Back

Oxygen.

Front

What do animals release during respiration?

Back

Carbon dioxide.

Front

How is the carbon cycle similar to the water cycle?

Back

Both involve the transfer of substances between animals, plants, and the Earth.

Front

What is one way carbon can move from the lithosphere?

Back

Through weathering and erosion to the hydrosphere.

Front

How do plants affect the air that animals breathe?

Back

Plants take in carbon dioxide and release oxygen.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which plants use sunlight to convert carbon dioxide and water into glucose and oxygen.

Front

What role do decomposers play in the carbon cycle?

Back

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

Front

What is the significance of carbon dioxide in the atmosphere?

Back

Carbon dioxide is a greenhouse gas that traps heat, contributing to global warming.