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JAMB Biology 2005 Question 33

Question 33

Population Ecology

Use the graph to answer: At which temperature will cockroaches not survive after 10 days.

Diagram for this question
  1. A.15°C
  2. B.19°C
  3. C.24°C
  4. D.33°C
Show the answer and explanation

Answer: A (15°C)

Explanation

Find the curve that drops to zero. The 15°C population peaks at about 7 days and then falls to zero at about 10 days, so cockroaches kept at 15°C do not survive after 10 days.