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

Correct Answer:

Option A – Glucose

Explanation

In the laboratory, 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.