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Post-UTME Biology 2016 Objective — Question 1

Question 1 of 20 from the Post-UTME Screening (Post-UTME) Biology 2016 Objective paper, with the correct answer and a full explanation.

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The effect of the reduction of the ozone layer on the atmosphere is the

  • A. increase in atmospheric temperatureCorrect
  • B. increase in the amount of sunlight
  • C. decrease in the amount of pollutants
  • D. decrease in atmospheric temperature

Explanation

A depleted ozone layer allows more solar (including UV) radiation to reach and warm the Earth's surface and atmosphere, contributing to increased atmospheric temperature.

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