Which of the following methods of bacterial counts is considered indirect?

Question

Which of the following methods of bacterial counts is considered indirect?​

Quizplus · Accepted Answer

Turbidity is considered an indirect method of bacterial counts because it measures the cloudiness of a sample, which is related to the amount of bacterial growth, but does not directly count individual bacterial cells. Direct count, filtration, and plate count are all considered direct methods of bacterial counts because they involve counting individual bacterial cells or colonies.

Which of the Following Methods of Bacterial Counts Is Considered