Question 16

A student used the following steps in testing for a non-reducing sugar.

I. added Benedict's solution to the sugar solution

ll. added dilute hydrochloric acid to the sugar and boiled it;

lll. added sodium hydroxide solution to the solution in ll. and boiled;

IV. added Benedict's solution to the cooled solution in lll.

Use this information above to answer the question.

What is the importance of step ll in the testing process? To

  • A.neutralize the sugar solution
  • B.soften the sugar solution
  • C.change the colour of the sugar solution
  • D.increase the acid content of the sugar solution
Objective

Question details

Exam body
WAEC
Subject
Biology
Year
2015
Question no.
#16
Type
Objective

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