Q31 of 104 Page 39

Name two food materials which are usually preserved by deep freezing.

Preservation by deep freezing means preservation of food material in the extreme cold. Low temperature inhibits the growth of micro-organisms completely. Food materials such meat and fish are usually preserved by deep freezing.


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Name two food materials which are preserved by using common salt.

 30

Name two food materials which can be preserved by using sugar.

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Name some of the preservatives which are used in the preservation of fruits as jams arid jellies.

 33

Name some of the preservatives which are used in the preservation of fruits and vegetables as pickles.