Carbon Cycle

Which of the following accurately represents a carbon source and the process which releases carbon from that source?

• fossil fuels, respiration
• animals, photosynthesis 
• plants, photosynthesis 
• bicarbonate, combustion 

Which of the following is NOT a PROCESS of carbon for the carbon cycle?

• Diffusion

• Combustion

• Decomposition

• Atmosphere

What process takes place when carbon begins in the bacteria and fungus reservoir as a carbohydrate and ends as carbon dioxide in the atmosphere reservoir?

• Diffusion
• Photosynthesis
• Combustion
• Respiration 

What process occurs when the ocean takes carbon dioxide gas from the atmosphere?

• Combustion 
• Photosynthesis
• Pressurization 
• Diffusion 

What process occurs when phytoplankton remove the dissolved carbon dioxide from the surrounding seawater in order to make glucose

• Diffusion 
• Decomposition
• Photosynthesis
• Respiration 

What process occurs when coal (fossil fuel) is used for energy?

• Decomposition
• Combustion
• Pressurization 
• Respiration 

What form is carbon in plants?

• CO2 gas

• Organic carbon compounds(glucose)

• Carbon Solid (pure carbon)

• Dissolved CO2

What form is carbon in coal?

• Dissolved CO2
• Organic carbon compounds(carbohydrates)
• Carbon solid (pure carbon)
• Dissolved CO2

What form is carbon on the ocean surface?

• CO2 gas 
• Organic compounds (carbohydrates)
• Carbon solid (pure carbon)
• Dissolved CO2

What form is carbon in shellfish and coral?

• CO2 gas Calcium 
• Calcium Carbonate
• Carbon solid (pure carbon)
• Dissolved CO2