Which statement is true about the CO2 cycle? Reservoirs add more carbon dioxide to the environment than they remove. Carbon dioxide travels through the environment in a single direction. Carbon dioxide is constantly moving throughout the environment. When carbon dioxide enters a reservoir, it no longer cycles.

The True statement about CO₂ cycle is ; Carbon dioxide is constantly moving throughout the environment ( C )

The CO₂ cycle is the process involving the addition and removal of carbon dioxide from the atmosphere and it involves several process like cellular respiration, photosynthesis and Burning of fossil fuels.  

This cycle is a continuous process because carbon continues to move in and out of the atmosphere as long as respiration, photosynthesis and burning of fossil fuels remains a continuous process.

Hence we can conclude that The True statement about CO₂ cycle is ; Carbon dioxide is constantly moving throughout the environment.

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Carbon dioxide is constantly moving throughout the environment.

Explanation: