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WAEC Biology 2011 Question 19

Question 19

Sense Organs

Which of the following is an effector organ?

  1. A.Tongue
  2. B.Skin
  3. C.Nose bridge
  4. D.Ear glands
Show the answer and explanation

Answer: D (Ear glands)

Explanation

Effectors are muscles and glands that respond to impulses; glands are effectors, while tongue and skin act here as sense organs.