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Question
Explain the term rancidity. Mention any three methods for preventing rancidity of food. [3 Marks]
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Solution
The phenomenon which leads to the spoilage of food due to oxidation of oils and fats is called rancidity. It makes food undesirable and unsafe for consumption. [1 Mark]
Methods for preventing or retarding rancidity of foods are:
•by adding anti-oxidants to foods containing fats and oils
•by keeping food in a refrigerator
•by storing food in air-tight containers [2 Marks]
The phenomenon which leads to the spoilage of food due to oxidation of oils and fats is called rancidity. It makes food undesirable and unsafe for consumption. [1 Mark]
Methods for preventing or retarding rancidity of foods are:
•by adding anti-oxidants to foods containing fats and oils
•by keeping food in a refrigerator
•by storing food in air-tight containers [2 Marks]
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