Class II preservatives like KMS and benzoic acid are added to
A. Check respiration
B. Preserve colour
C. Inhibit microbial growth
D. Reduce ethylene production
Answer: Option C
Solution(By Examveda Team)
Class II preservatives like KMS and benzoic acid are added to inhibit microbial growth.Class II preservatives are obtained by chemical derivation of compounds.
KMS is Potassium Metabisulphite. It is a white crystalline powder with a pungent odour. It is mainly used as an antioxidant or chemical sterilant.
Benzoic acid (BA) is a commonly used antimicrobial preservative in food and beverages, especially in carbonated beverages, as it presents its strongest antibacterial activity at pH 2.5 - 4.0. BA has inhibitory effects on the proliferation of bacteria and yeasts, a major cause of food spoilage.
Related Questions on Horticulture
Which of the following is not an anti gibberellin or growth retardant?
A. Phosfon D
B. Cycocel
C. Amo-1618
D. Benzyl adenine
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