\tFiltration\tSelective re absorption\tTubular secretion
The function of Kidneys is that to filter the nitrogenus waste material from the blood and blood
Thanks
.purification of blood and removal of waste from body .

The function of kidney is to filter the nitrogenous wastes such as urea and uric acid from the blood.It also reabsorbe the glucose ,water and some other materials when the filtrate passes through the tubules.
It use to remove waste products from our body
it removes harmful nitrogeneous waste like urea . it help in reabsorption of glucose and other useful materials.