Obtaining food and transporting it within the body - the nervous and musculoskeletal systems are involved with obtaining food - the digestive system processes food - in the circulatory system, blood vessels transport all digested food nutrients - the entry of necessary carbon dioxide is controlled by cells in the dermal tissue system - the ground tissue system in leaves produces the plant’s own food (sugars) - the vascular system transports sugars and other complex compounds in phloem