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JAMB Biology 2013 Question 29

Question 29

Excretion

Which of the following is a waste product of an insect?

  1. A.Uric acid.
  2. B.Sweat.
  3. C.Mucillage.
  4. D.Alkaloids.
Show the answer and explanation

Answer: A (Uric acid.)

Explanation

Insects excrete nitrogen as solid uric acid through their Malpighian tubules, which saves water. Mucilage and alkaloids are plant products.