Front

What is the primary source of carbon dioxide in the atmosphere?

Back

Burning of fossil fuels.

Front

What is the process by which carbon is returned to the atmosphere as carbon dioxide?

Back

Respiration.

Front

What is the process by which plants convert carbon dioxide into glucose and oxygen?

Back

Photosynthesis.

Front

Which kind of organisms are decomposers?

Back

Bacteria and Fungi.

Front

What is the main source of carbon for plants during photosynthesis?

Back

Carbon dioxide.

Front

What role do plants play in the carbon cycle?

Back

Plants absorb carbon dioxide during photosynthesis and release oxygen.

Front

What is combustion in the context of the carbon cycle?

Back

Combustion is the process of burning fossil fuels, releasing carbon dioxide into the atmosphere.

Front

How do animals contribute to the carbon cycle?

Back

Animals release carbon dioxide into the atmosphere through respiration.

Front

What is the significance of decomposers in the carbon cycle?

Back

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

Front

What is the greenhouse effect?

Back

The greenhouse effect is the warming of the Earth's surface due to trapped greenhouse gases like carbon dioxide.