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UPPSC PCS 2015 · Question 2 of 136

Which one of the following energy sources is the best in keeping environment clean?

Science

  1. APetroleum products
  2. BForest products
  3. CNuclear produces
  4. DSolar cellsCorrect

Answer: D. Solar cells

Explanation

Solar cells convert sunlight directly into electricity with no emissions during operation, making them the cleanest of the listed sources.

Source: selfstudyhistory.com UPPSC Prelims 2015 solved paper (Set B)

← Q1View full paper (136 questions)Q3 →

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