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WAEC Biology 2017 Question 28

Question 28

Animal Nutrition

The diagrams below are illustrations of the dentition of an organism. The teeth which are absent in the young of the organism are labelled

Diagram for this question
  1. A.W.
  2. B.X.
  3. C.Y.
  4. D.Z.
Show the answer and explanation

Answer: C (Y.)

Explanation

The milk (first) set of teeth has incisors, canines and molars but no premolars. The premolars (Y) appear only in the permanent set.