Plant Respiration Plant respiration is the process by which plants take in oxygen (O) and release carbon dioxide (CO). It is used to break down glucose (food) to release energy. The How to Get Indigo Plant Gathering Resources Enshrouded Gamer Guides How to prune a wide ZZ plant Growing Lilies in the Home Garden Sad Plant Sad Plant Stock Illustration [114649590] PIXTA List of the documented plants, their family and parts used Download Table