⚫ Excretion in human beings ⚫
⚫ Excretion in human beings ⚫ 1) There are different organs system in the human body to bring about the different life processes , such as the digestive system for digestion of food , respiratory system for digestion of food , respiratory system for respiration , etc . 2) The process of digestion leading to energy production is an important process of our body . 3) Various waste materials are formed during this process . 4) Removal of these waste from the body is very important and it is the excretory system that carries out this function . 5) The human excretory system consists of a pair of kidneys , a pair of ureters , the urinary bladder and the urethra . 6) Urine is formed by the kidneys by separating the waste and unwanted excess substances from the blood . 7) The two bean-shaped kidneys are situated one on either side of the vertebral column , on the posterior side of abdomen . 8)...