Multiple choice

Chemicals like sodium benzoate or _______ are added to preserve canned food and squashes.

  1. sodium sulphate

  2. benzoic acid

  3. benzene

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

Sodium benzoate is the salt of benzoic acid, and both are widely used as preservatives in acidic foods like fruit juices and squashes. They work by inhibiting the growth of yeasts and bacteria. Benzene and benzamine are not used as food additives due to toxicity.

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