Multiple choice

Kidneys are not only organs of excretion. Their work is supplemented by

  1. liver

  2. skin

  3. heart

  4. large intestine
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Liver converts ammonia to urea (less toxic), which kidneys then excrete. Liver also excretes bile pigments from hemoglobin breakdown. Skin (sweat) and lungs (CO2) excrete some wastes but liver is the major supplementary excretory organ.

Keep practicing — related questions