parthi bun answered 10/19/2009 What Are The Different Excretory Organ And Waste Excreted By Each Organ? Different excretory organs in the body are 1. Kidneys ( excrete the urea,uric acid,creatinine,hydrogen ions,little amount of bi carbonate ) 2. Skin [it is not an organ but it also excretes] ( excrete water,salts and heat along with water )