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प्रश्न
Explain why this happens and suggest possible remedies.
Cut fruits have turned black.
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उत्तर
Fruit contains an enzyme called polyphenol oxidase or tyrosinase that reacts with oxygen. The oxidation reaction basically forms a sort of rust on the surface of fruits so it turns black. Small amount of lemon juice should be applied to the surface of cut fruits as it prevents the oxidation of the fruits.
संबंधित प्रश्न
Materials like milk are instantly cooled after heating up to a certain high temperature. This method of food preservation is called ______.
What precautions do your parents take to keep foodstuffs safe?
Which one can be eaten as raw food?
The biotic factor which spoils the food item is
Food should not be purchased beyond the date of ______.
Give an example of a substance used to protect food grains in the olden days ______.
The gas ______ is filled in airtight packets of potato wafers.
Explain why this happens and suggest possible remedies.
The wheat that was bought is a bit moist.
Find the odd-man-out.
Find the odd-man-out.
