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UPPSC PCS 2021 · Question 16 of 150

Which of the following vitamins is essential for normal vision?

Science & Tech

  1. AFolic acid
  2. BRiboflavin
  3. CNiacin
  4. DRetinolCorrect

Answer: D. Retinol

Explanation

Retinol (vitamin A) is essential for normal vision.

Source: https://www.drishtiias.com/images/pdf/UPPSC 2021 Prelims GS Paper -1.pdf

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