How is radiation effective in food preservation?

Answer in Brief

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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Chapter 9: Storage and Preservation of Food - EXERCISES [Page 141]

Chapter 9 Storage and Preservation of Food
EXERCISES | Q 15. | Page 141

Name two important chemical preservatives permitted and popularly used in the preservation industry.

Enumerate any five uses of preserving food at home.

Action of food enzymes are the major causes of ______.

The shelf life of food products is affected due to the factors ______.

The method of preservation depends on ______.

Identify the picture.

Name the type method of preservation technique by observing the picture.

Name two important cherical preservatives used for food preservation.

State the principle behind pickling as a method of preservation.

What are the changes that take place in food items due to freezing?

How should eggs and milk be stored at home to maintain their freshness for a longer period of time?