Which excretory product is NOT found in mammals? by Sunday | Apr 27 | Biology NECO | 0 comments A. ammonia B. carbon dioxide C. mineral salts D. urea E. water Correct Answer: Option C – mineral salts Users Also Read These:The excretory product of some reptiles; birds and…The product cost that does not form part of the…Which of the following is NOT an excretory product…If the number of chromosomes in the skin cells of…Which of these is NOT an excretory organ/organelle?