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JAMB Biology 1990 Question 43

Question 43

Feeding Relationships and Energy Flow

Use the diagram (a food web) to answer: Which of the organisms will have the lowest population in an ecosystem?

Diagram for this question
  1. A.Hawk
  2. B.Cowpea
  3. C.Praying mantis
  4. D.Mouse
Show the answer and explanation

Answer: A (Hawk)

Explanation

The hawk is the top carnivore; energy is lost at each level, so the top of the web supports the fewest individuals.