Caustic soda and ________________ are used to test the presence of the proteins in food.

copper sulphate

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water

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iodine

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hydrochloric acid

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Solution

The correct option is A copper sulphate

The presence of protein is detected by the biuret test.

Caustic soda and copper sulphate are reagents used in biuret test to detect the presence of proteins in a food sample.

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Similar questions

Benedict's solution is used to test the presence of
(a) carbohydrates
(b) proteins
(c) fats
(d) vitamins

When copper sulphate and caustic soda are added to a food sample, a violet color indicates the presence of proteins in the food.

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