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JAMB Biology 2008 Question 27

Question 27

Population Ecology

Use the diagram to answer: The part labelled IV indicates that the yeast population has

Diagram for this question
  1. A.reached its maximum size
  2. B.reached senescence
  3. C.stopped metabolizing food
  4. D.started dying.
Show the answer and explanation

Answer: A (reached its maximum size)

Explanation

At IV the curve levels off: births equal deaths because food and space are limited, so the population has reached its maximum size (stationary phase).