Post Utme Unilag 2019 General Studies Question 22

Practice objective / multiple choice question 22 from the 2019 Post Utme Unilag General Studies examination.

Post Utme Unilag 2019 General Studies Objective / Multiple Choice
Question 22 POST_UTME_UNILAG • 2019 • GENERAL STUDIES • objective
Post Utme Unilag 2019 General Studies Question 22 diagram

A researcher is conducting an experiment to determine the effect of pH on the growth of E. coli bacteria. The researcher uses a spectrophotometer to measure the absorbance of light by the bacteria at different pH levels. What is the primary purpose of using a spectrophotometer in this experiment?

Answer Options

Correct Answer A. To measure the absorbance of light by the bacteria
B. To determine the pH of the solution
C. To count the number of bacteria in the solution
D. To measure the temperature of the solution
Correct Answer
A
Correct Option:
To measure the absorbance of light by the bacteria

About This Question

This is Post Utme Unilag 2019 General Studies Question 22. It is one of the objective questions from the 2019 Post Utme Unilag General Studies examination.

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