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Questions and Answers
What is the purpose of food preservation?
What is the purpose of food preservation?
- To reduce the shelf life of food
- To extend the shelf life of food (correct)
- To increase the nutritional value of food
- To decrease the safety of food
Which method is commonly used for food preservation?
Which method is commonly used for food preservation?
- Grilling
- Blanching
- Freezing (correct)
- Baking
What is the purpose of blanching in food preservation?
What is the purpose of blanching in food preservation?
- To remove harmful chemicals from the food
- To increase the acidity of the food
- To add flavor to the food
- To inactivate enzymes in the food (correct)
Why is canning a popular method of food preservation?
Why is canning a popular method of food preservation?
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Study Notes
Purpose of Food Preservation
- To prevent spoilage and contamination of food
- To extend the shelf life of food
- To maintain nutritional value and quality of food
Common Methods of Food Preservation
- Refrigeration and freezing: to slow down microbial growth
- Dehydration: to prevent microbial growth by removing water
- Canning: to kill microorganisms and prevent re-contamination
Purpose of Blanching
- To inactivate enzymes that cause spoilage and affect color, texture, and flavor
- To reduce microbial load and prevent contamination
- To prepare food for further preservation methods like freezing or canning
Canning as a Popular Method
- Effective in killing microorganisms and preventing re-contamination
- Allows for long-term storage and transportation of food
- Maintains nutritional value and quality of food
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