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JAMB Biology 2019 Objective — Question 28

Question 28 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2019 Objective paper, with the correct answer and a full explanation.

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Pest can be controlled without subsequent danger of polluting the eco-system by

  • A. spraying the ecosystem with pesticides
  • B. burning
  • C. increasing the population of natural enemies of the pestCorrect
  • D. eliminating the natural enemies of the pests

Explanation

Introducing or increasing the population of a pest's natural enemy is a biological method of pest control that avoids the pollution risk of chemical pesticides.

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