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JAMB Biology 1982 Question 40

Question 40

Animal Kingdom

Flatworms and roundworms are said to be invertebrates because

  1. A.they are small animals
  2. B.they can live inside the vertebrates
  3. C.some of them are unicellular
  4. D.they have no backbones
  5. E.they are parasitic.
Show the answer and explanation

Answer: D (they have no backbones)

Explanation

Invertebrates are animals without a backbone.