JAMB Chemistry 2017 Objective — Question 34

Question 34 of 40 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2017 Objective paper, with the correct answer and a full explanation.

The enzyme used in the hydrolysis of starch to dextrin and maltose is

A. A. amylase
B. B. diastaseCorrect
C. C. invertase
D. D. zymase

Explanation

Diastase hydrolyses starch to dextrin and maltose: 2(C6H10O5)n + nH2O → nC12H22O11.

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