Question

Which of these are used as food preservatives?

• A. sodium chloride
• B. sodium metabisulphite
• C. both of these
• D. none of these

Answer 1

Answer: (A), (B), (C)

The correct options are
A

sodium chloride

B

sodium metabisulphite

C

both of these

Sodium chloride (common salt), acids like sodium benzoate and sodium metabisulphite are commonly used food preservatives. Sodium lauryl sulphate (SLS) is a detergent usually present in shampoo.