The kidneys play a major role in maintaining

homeostasis by removing urea, water, and other wastes from the blood

the proper glucose levels in the blood

the concentration of digestive enzymes in the blood

the proper breathing rate

Kidneys remove urea, water from blood to maintain the homeostasis.

Explanation:

The kidney contributes in controlling the capacity and concentration of fluids in body by homeostasis maintaining. The filtering tool of human body, the kidney eradicates wastes like uric acid, urea and creatinine from the metabolism.

It maintains the homeostasis by controlling the concentration and capacity of fluids. One such example is- the ph balance is controlled by the secretion of HCO3 and H+.

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