Which of the following food substances will produce a brick-red colour when warmed with Benedict's solution?

  • A Glucose
  • B Starch
  • C Egg White
  • D Maltose

The correct answer is A. Glucose

In lab, we used Benedict's reagent to test for one particular reducing sugar: glucose. 

Benedict's reagent starts out aqua-blue. As it is heated in the presence of reducing sugars, it turns yellow to orange.

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