Multiple choice general knowledge

The main function of the kidney is

  1. To control blood pressure

  2. To control body temperature

  3. To remove waste product from the body

  4. To help in digestion of food
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The primary function of kidneys is to filter blood and remove waste products and excess substances from the body, producing urine. While kidneys do help regulate blood pressure indirectly through the renin-angiotensin system, their main purpose is waste removal and filtration, not blood pressure control directly.

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