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प्रश्न
Write ‘four’ physical methods of preserving food materials
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उत्तर
Food preservatives
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Chemicals that prevent food from spoilage due to microbial growth
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Example: Table salt, vegetable oil, sodium benzoate (C6H5COONa), salts of propanoic acid
- Physical methods:
a. By removal of heat
b. By addition of heat
c. By removal of water
d. By irradiation
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संबंधित प्रश्न
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(i) What are the values (at least two) displayed by Mr Lugani?
(ii) As a student, how can you spread awareness about this issue?
(iii) What are antidepressant drugs? Give an example.
(iv) Name the sweetening agent used in the preparation of sweets for a diabetic patient.
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After reading the above passage, answer the following :
(i) What are the values (at least two) displayed by Mr. Roy ?
(ii) As a student, how can you spread awareness about this issue ?
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(ii) As a student, how can you spread awareness about this issue ?
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(i) Table salt
(ii) Sodium hydrogencarbonate
(iii) Cane sugar
(iv) Benzoic acid
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