Respiration: Respiration is the process in which the C-H bond in the food are broken by oxdiation reduction reaction and energy is transformed into ATP. Breathing: The breathing is used for the process through which animals takes air in their bodies to get oxygen from it and then give out the air for getting rid of carbon dioxide. Correct Answer Respiration: Respiration is the process in which the C-H bond in the food are broken by oxdiation reduction reaction and energy is transformed into ATP. Breathing: The breathing is used for the process through which animals takes air in their bodies to get oxygen from it and then give out the air for getting rid of carbon dioxide.