Q. One of the following is ______ that excretes uric acid as its excretory product:
Answer: Sparrow
Notes: Bird and snake excretory product is uric acid. Nitrogenous waste is excreted in form of ammonia. In birds and reptiles, uric acid is the major end-product of protein metabolism. It is produced by the liver and excreted by kidney tubules; impaired elimination is an indication of renal disease.