Which of the following steps are involved in carbon dioxide cycle?
Photosynthesis
Burning of fossil fuel
Respiration
Photosynthesis uses atmospheric carbon and fixes it to form glucose. Burning of fossil fuel and respiration release carbon dioxide into the atmosphere. Hence, these processes are involved in carbon cycle.
Transpiration is the process by which water vapour is lost from the aerial parts of a plant. It is a part of water cycle.
The given image depicts carbon cycle.