JEE Main Chemistry question

Direct conversion of starch into glucose may be carried out by:

(A)Fermentation with diastase
(B)Fermentation with zymase
(C)Heating it with dil. HClCorrect
(D)Fermentation with maltase

Answer: (C)

Solution

Heating starch with dilute hydrochloric acid hydrolyses it directly and completely to glucose in a single acid-catalysed step. Diastase, maltase and zymase act through the usual stepwise

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Question ID VK-151206