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JAMB Biology 1978 Question 26

Question 26

Animal Kingdom

Figure 2 shows the externals of a bony fish.
The part numbered 12 is

Diagram for this question
  1. A.pectoral fin
  2. B.scale
  3. C.opercular plate
  4. D.gill plate
  5. E.pectoral girdle
Show the answer and explanation

Answer: C (opercular plate)

Explanation

Part 12 points to the hind edge of the head, the bony operculum (gill cover).