Why salts and edible oils are known as preservatives ?
A
Because they can kill all microbes even the viruses
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B
They checks the growth of microbes
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C
They are tasty
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D
Both A and B
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Solution
The correct option is A They checks the growth of microbes Salts and edible oils are the common chemicals generally used to check the growth of microorganisms. Therefore they are called preservatives.