Post-UTME Biology 2018 Objective — Question 20
Question 20 of 20 from the Post-UTME Screening (Post-UTME) Biology 2018 Objective paper, with the correct answer and a full explanation.
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Which of the following may result in air pollution?
- A. Incomplete combustion of fuelCorrect
- B. Old vehicles
- C. Sewage
- D. Noise
Explanation
Incomplete combustion of fuel releases pollutants such as carbon monoxide and soot into the air, contributing to air pollution.
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