A reagent added to a sample shows change of colour from green to yellow. It is due to presence of reducing sugar. The test is
A
Elisa test for detecting AIDS
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B
Benedict's test for detecting glucosuria
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C
Fehling's test for detecting hyperglycemia
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D
Ninhydrin test for detecting glucosidic linkage
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Solution
The correct option is D Benedict's test for detecting glucosuria
Benedict's test can be used to test reducing sugar that is glucose in urine. Glucose in urine is called glucosuria and it turns yellow in colour when benedict's test applied it shows that glucose is present in urine.