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JAMB Biology 2002 Question 7

Question 7

Evolution

Use the diagram to answer: The correct evolutionary sequence of the organisms represented is

Diagram for this question
  1. A.I III II IV
  2. B.II III IV I
  3. C.III II I IV
  4. D.IV II III I
Show the answer and explanation

Answer: D (IV II III I)

Explanation

The pictures show a mammal (I), a frog (II), a bird (III) and a fish (IV). Fishes came first, then amphibians, then birds, then mammals: IV, II, III, I.