Matching Pairs VITAL FUNCTIONS AND BODY SYSTEMSOnline version MATCH THE WORDS AND THEIR DEFINITIONS by Andrea Nache García 1 2 3 4 5 6 7 8 9 10 is how living things detects changes in their environment and react to them. how living things feed. eliminates waste transforms the food intro nutrients and energy. extracts oxygen from the air allows us to move. transports oxygen and nutrients through the body. how living things have offspring (babies). helps you to relate to your environment, it regulates the functions of the body through nervous impulses. supports the body and protects the organs.