The significance of the excretory system is given below:The importance of the excretory system - When the excretory system fails, waste products build up, causing problems with osmoregulation, ionic regulation, acid-base balance, and eventually mortality.Urine is a translucent yellowish aqueous fluid with a strong odor. Ammonia, uric acid, creatinine, and hippuric acid make up the majority of it. In a typical 24-hour period, 800 mL to 1500 mL of urine is produced. Waste products will get collected in the body if the volume is less than 500 ml each day.