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WAEC Biology 1991 (August) Question 32

Question 32

Food Substances and Enzymes

In testing for a reducing sugar, the food substance is usually warmed with

  1. A.Sulphuric acid
  2. B.Millon's reagent
  3. C.Sudan III
  4. D.Benedicts's solution
Show the answer and explanation

Answer: D (Benedicts's solution)

Explanation

Reducing sugar heated with Benedict's solution gives a brick-red/orange precipitate.