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WAEC Biology 2010 Question 15

Question 15

Excretion

The excretory system in mammals consists of the following parts except

  1. A.two kidneys.
  2. B.two ureters.
  3. C.two bladders.
  4. D.one urethra.
Show the answer and explanation

Answer: C (two bladders.)

Explanation

Mammals have two kidneys and two ureters leading into a single bladder, which empties through one urethra.