Multiple choice

Which of the following is not used as a preservative?

  1. Sodium benzoate

  2. Vinegar

  3. Potassium metabisulphite

  4. Quinoline yellow
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

It is an edible colour and is not used as a preservative. Food colours are used in, ice creams, dairy products, sweet meat, soft drinks, confectionery, etc.. These colours are also used in oral medicines like capsules, tablets, syrups and liquids, to improve their appearance.

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