Which of the following is NOT an excretory organ? by Sunday | Apr 26 | Biology NECO | 0 comments A. Heart B. Kidney C. Liver D. Lung E. Skin Correct Answer: Option A – Heart Users Also Read These:The excretory organ of earthworms is known as?Which of the following is NOT an excretory product…Which of the following structures is not an organ of…Which of the following groups of organisms has…Which of the following organs in mammals is not…