Post Utme Aaua 2025 Biology Question 7

Practice objective / multiple choice question 7 from the 2025 Post Utme Aaua Biology examination.

Post Utme Aaua 2025 Biology Objective / Multiple Choice
Question 7 POST_UTME_AAUA • 2025 • BIOLOGY • objective
Post Utme Aaua 2025 Biology Question 7 diagram

A researcher is studying the effect of pH on the growth of E. coli. The researcher measures the growth of the bacteria at different pH levels and plots the data on a graph. Which of the following best describes the relationship between pH and bacterial growth?

Answer Options

A. The growth of E. coli increases as the pH increases.
Correct Answer B. The growth of E. coli decreases as the pH decreases.
C. The growth of E. coli is unaffected by changes in pH.
D. The growth of E. coli is optimal at a pH of 7.
Correct Answer
B
Correct Option:
The growth of E. coli decreases as the pH decreases.

About This Question

This is Post Utme Aaua 2025 Biology Question 7. It is one of the objective questions from the 2025 Post Utme Aaua Biology examination.

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