nutrition - The process by which living beings take up food, respiration  - The process in which oxygen is taken in to release energy from food, breathing - The process in which oxygen is taken in and carbon dioxide is given out, life processes - Various functions carried out by living beingswhich are necessary to maintain and continue life, types of nutrition - autotrophic, heterotrophic, saprophytic, parasitic, digestion - The process in which complex food is broken down into simpler substances that can be used by cells, circulation - The process by which food  and other important substances reach the cells and waste is carried away, organs of circulatory system - heart, blood, blood vessels, organs of urinary system - kidneys, ureter, bladder and urethra, excretion - The process by which living beings remove waste from their body, organs of digestive system - mouth, esophagus, stomach, intestines and anus, organs of respiratory system - nose, trachea, lungs,

Life Processes

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