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UPPSC PCS 2017 · Question 90 of 149

Which of the following fuels would produce minimum environmental pollution?

Science

  1. AHydrogenCorrect
  2. BDiesel
  3. CKerosene
  4. DCoal

Answer: A. Hydrogen

Explanation

The combustion of hydrogen produces water, which is not a pollutant. Other given alternatives emit more amount of carbon which is the biggest source of air pollution.

Source: edurev.in UPPSC Prelims 2017 GS Paper I with Answer Key and Solutions

← Q89View full paper (149 questions)Q91 →

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