Understanding the Carbon Cycle Concepts

In what forms does carbon exist in the carbon cycle?

• CO2, organic matter, carbonates

• Water, oxygen, nitrogen

• Hydrogen, helium, neon

• Sulfur, phosphorus, potassium

Which of the following is a natural process involving carbon?

• Photosynthesis

• Carbon Cycle

• Evaporation

• Condensation

Which of the following is a key component of the carbon cycle found in the ocean?

• Salt

• Carbonates

• Sand

• Fish

What is the significance of a balanced carbon cycle?

• It prevents earthquakes

• It maintains Earth's temperature

• It increases rainfall

• It stops hurricanes

What is one of the key components of the carbon cycle that involves the atmosphere?

• Oxygen

• CO2

• Nitrogen

• Argon

Which of the following is a key component of the carbon cycle that involves oceans?

• Fish

• Carbonates

• Salt

• Sand

What do living organisms release during respiration?

• Oxygen

• Nitrogen

• Carbon dioxide

• Methane

Which process involves dead organisms releasing carbon into the soil?

• Photosynthesis

• Decomposition

• Ocean absorption

• Respiration

How do oceans contribute to the carbon cycle?

• By releasing oxygen

• By storing carbon

• By absorbing nitrogen

• By producing methane

What process in the carbon cycle involves plants taking in carbon dioxide and sunlight to produce energy?

• Combustion

• Photosynthesis

• Respiration

• Decay