After the Lecture Questions (Carbon Cycle)

In which part of the plant is starch stored?

• Flowers

• Leaves, stems, or roots

• Seeds

• Bark

What role do animals play in the carbon cycle?

• They stop the cycle.

• They only release carbon.

• They digest sugar molecules for energy and release carbon.

• They convert carbon into nitrogen.

Where is additional carbon stored according to the text?

• In the atmosphere

• In the ocean

• In the soil

• In the forest

What happens to carbon substances when animals die?

• They evaporate

• They are deposited at the bottom of the ocean

• They are absorbed by plants

• They disappear

Which of the following is NOT a way carbon is returned to the atmosphere?

• Burning of fossil fuels

• Carbon in rocks

• Photosynthesis

• Industrial activities

Which of the following is a natural activity that helps return carbon to the atmosphere?

• Industrial manufacturing

• Carbon in rocks and underground deposits

• Urban development

• Deforestation

What is the role of industrial activities in carbon release?

• They decrease carbon levels

• They have no impact

• They help return carbon to the atmosphere

• They absorb carbon from the atmosphere

What is a source of carbon dioxide in fossil fuels?

• Water

• Coal and oil

• Plants

• Animals

Which of the following is NOT a part of the carbon cycle?

• Photosynthesis

• Combustion

• Respiration

• Evaporation

What is the primary impact of deforestation on the atmosphere?

• More oxygen is produced

• Less CO₂ is removed

• More nitrogen is released

• Less carbon is stored