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JAMB Biology 1994 Question 4

Question 4

Animal Nutrition

The soil swallowed by the earthworm to form the worm cast is ground up in the

  1. A.clitellum
  2. B.prostomium
  3. C.mouth
  4. D.gizzard.
Show the answer and explanation

Answer: D (gizzard.)

Explanation

The earthworm's muscular gizzard grinds the soil and food it swallows. The clitellum is used in reproduction.