Explain any two methods of food preservation
Answers
Explanation:
food preservation, any of a number of methods by which food is kept from spoilage after harvest or slaughter. ... Among the oldest methods of preservation are drying, refrigeration, and fermentation. Modern methods include canning, pasteurization, freezing, irradiation, and the addition of chemicals.
Answer:
Two methods of food preservation are
1) dehydration - It refers to a process of removing water or moisture .Water is an internernal factor responsible for spoilage of food .Removal of water can prevent spoilage for food
2) Freezing - In freezing the foods are stored at a very low temperature that is 0°c .At this temperature all the metabolic and chemical processes are reduced . Due to this no bacteria can take place as there will be no metabolic and chemical processes . Thus , by this the spoiling of food is prevent