Question

Which among the following statements are correct regarding food preservation?

• A. Moist conditions can preserve bread for longer periods.
• B. Sodium benzoate can be used to preserve jams.
• C. Use of oil preserves food, as bacteria cannot survive in that environment.
• D. Food spoilage can also be prevented by adding acid preservatives to them.

Answer 1

Answer: (B), (C), (D)

Food spoilage can also be prevented by adding acid preservatives to them.

• Unused bread kept under moist conditions can be attacked by fungus. This spoils the bread, making it unsuitable for consumption.
• Sodium benzoate is a food preservative. It is added to jams and squashes to check their spoilage.
• Use of oil while making pickles, preserves them for a longer time. They prevent bacterial growth.
• Acid preservatives are added to food items like pickle. They prevent the attack of microbes.