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प्रश्न
How is radiation effective in food preservation?
संक्षेप में उत्तर
उत्तर
- This is a new technique of preservation, which is at the stage of experimentation.
- The W.H.O. has advised the use of this process only in the case of wheat, onions, and potatoes.
- In this process, gamma rays or high-speed electrons are used to destroy micro-organisms.
- These radiations are termed ionising radiations.
- The advantage of using this process is that the food can be stored even without refrigeration.
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Household Methods of Preservation of Food
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संबंधित प्रश्न
Name two important chemical preservatives permitted and popularly used in the preservation industry.
Choose the correct pair:
| A. Sun drying | 1. Potatoes, Onions, Yams |
| B. Convenience | 2. Rasin, chips, papad |
| C. Semi-perishable | 3. Meat, fish, chicken |
| D. Perishable | 4. Peas, Jam, Jellies |
How does pickling help to preserve fruits, vegetables and meat?
Sugar acts as a preservative by enabling the process of osmosis.
Action of food enzymes '.are the major causes of ______.
The method of preservation depends on ______.
Identify the picture
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Identify the picture and name the type of preservation
Identify the picture
 |
Name the type method of preservation technique by observing the picture
What is the need for preserving food items?
Explain the procedure for preserving foods by the use of chemical preservatives.
