FOOD PROCESSING AND PRESERVATION
FOOD PRESERVATION METHODS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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CO2
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SO2
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NO2
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N2
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Detailed explanation-1: -Sulfur dioxide (added to wine as potassium or sodium metabisulphite or as gaseous SO2) is an antimicrobial compound and antioxidant that has for centuries been used to preserve wine by preventing the growth of undesired microorganisms.
Detailed explanation-2: -Sulfur dioxide is used in winemaking as a preservative to prevent oxidation and microbial spoilage. It exists in three forms; bisulfite (HSO3-), molecul ar SO2, and sulfite (SO32).
Detailed explanation-3: -Sulfur dioxide (SO2) is an essential additive in winemaking. This chemical largely is used as a food and wine preservative for its antimicrobial and antioxidant properties. It inhibits, and in some cases kills, some yeast and bacteria.
Detailed explanation-4: -Sulfur dioxide is the primary preservative used in wine. It acts as an antioxidant and antimicrobial agent to help stabilize wine through its duration. Chemically, sulfur dioxide is described as SO2.