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RPF Sub-Inspector (Executive) 2019 · Question 42 of 82

Which of the following is the natural source of lactic acid?

  1. ATomato
  2. BPotatoes
  3. CAnt Sting
  4. DMilkCorrect

Answer: D. Milk

Explanation

Lactic acid is found in Milk. Lactic acid or lactate in milk is due to the fermentation of lactose caused mainly by lactic bacteria. Tomato contains more than 10 different types of acids. Organic acids are found in potato. . The acid produced by ants is called formic acid.

Source: RPF SI Previous Year Paper 06-Jan-2019 — answer key & detailed solutions (ixambee PDF) · reliable-secondary

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