Multiple choice

Which acid is present in lemon?

  1. Lactic acid

  2. Citric acid

  3. Tartaric acid

  4. Acetic acid
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Citric acid is naturally found in citrus fruits like lemons, oranges, and limes. It gives these fruits their characteristic sour taste and is widely used as a food preservative and flavoring agent. Lactic acid is found in milk, tartaric acid in grapes, and acetic acid in vinegar.

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