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WAEC Biology 2011 Question 17

Question 17

Excretion

More sweat is produced during muscular exercise because

  1. A.the contracting muscles produce water.
  2. B.fermentation occurs in muscles.
  3. C.the temperature of the body rises
  4. D.the muscle fatigues.
Show the answer and explanation

Answer: C (the temperature of the body rises)

Explanation

Exercise increases respiration, which releases heat; the body sweats more so evaporation can cool it.