Question

human reproductive system test unit test
the main process of excretion takes place in the
(1 point)
○ stomach
○ kidneys
○ small intestine
○ liver

Explanation:

The main process of excretion (removal of waste products from the body) occurs in the kidneys, which filter blood to form urine. The stomach is for digestion, the small intestine for nutrient absorption, and the liver for detoxification but not the main excretory organ.

Answer:

B. kidneys