Which of the following organs regulates the levels of water, salts, hydrogen ions and urea in the mammalian blood? by Sunday | Sep 7 | Biology JAMB | 0 comments A. Liver B. Kidney C. Bladder D. Colon Correct Answer: Option B – Kidney Users Also Read These:What is the probability? of a man of blood group AB…Individuals with blood group AB can donate blood to…Which of the following organs regulates the levels…SS1 Chemistry Lesson Note on Salts: Definition;…Use arrows to show the route and direction of blood…