8.11 C Quick Check #1

Which of the following processes is a part of the carbon cycle where plants convert carbon dioxide into glucose?

• Respiration

• Photosynthesis

• Combustion

• Decomposition

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What is the role of decomposers in the carbon cycle?

• They release oxygen into the atmosphere.

• They convert carbon dioxide into glucose.

• They break down dead organisms, releasing carbon back into the atmosphere.

• They store carbon in the form of fossil fuels.

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Which of the following is a major reservoir of carbon (a large place carbon is stored) in the carbon cycle?

• The Sun

• The ocean

• The Moon

• The Earth's core

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How does carbon dioxide return to the atmosphere from animals?

• Through photosynthesis

• Through respiration (breathing)

• Through combustion

• Through sedimentation

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Which process in the carbon cycle involves the burning of fossil fuels?

• Photosynthesis

• Respiration

• Combustion

• Decomposition

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What is the primary form of carbon found in the atmosphere?

• Methane

• Carbon monoxide

• Carbon dioxide

• Glucose

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Which of the following human activities has the greatest impact on the carbon cycle?

• Planting trees

• Using solar panels

• Burning fossil fuels

• Recycling

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In the carbon cycle, what happens during the process of photosynthesis?

• Carbon dioxide is released into the atmosphere.

• Carbon dioxide is absorbed and converted into glucose.

• Glucose is broken down into carbon dioxide.

• Carbon is stored in fossil fuels.

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Which of the following is NOT a way carbon is cycled through the environment?

• Photosynthesis

• Respiration (breathing)

• Precipitation (rain)

• Decomposition

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What is the effect of increased carbon dioxide levels in the atmosphere on the carbon cycle?

• It decreases the rate of photosynthesis.

• It increases the rate of fossil fuel formation.

• It contributes to global warming and climate change.

• It reduces the amount of carbon stored in oceans.

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