Q. Urea is one of the major constituents of Urine in our body. In which among the following organs, Urea is formed?
Answer: Liver
Notes: Urea is a nitrogenous waste that is produced in the liver; urine is produced in the kidney. We note here that Uric acid is excreted as a crystal to conserve water by many terrestrial animals. However, humans and earthworms release nitrogenous waste in the form of urea.