You Are in Charge of Water Quality for Your City's

question 44

Multiple Choice

You are in charge of water quality for your city's water treatment plant. Of the methods at your disposal, which will be the most efficient and cheapest method of determining the number of viable bacteria in the water coming out of your plant?

• A) Direct counts using a microscope and a counting chamber.
• B) Using a Coulter counter machine.
• C) Performing serial dilutions and doing spread plate counts.
• D) Using membrane filtration followed by placing the membrane in a growth medium for colony counts after incubation.
• E) Biochemical analysis of secondary metabolites in the water that are given off by bacteria.

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Definitions:

Factory Overhead Applied

The assignment of all indirect costs of manufacturing to the goods produced, including costs such as utilities and maintenance for the manufacturing plant.

Actual Costs

The exact expenses incurred during the production or execution of a project or operation.

Underapplied

A situation in cost accounting where the allocated indirect costs are less than the actual indirect costs incurred, resulting in a discrepancy.

Depreciation Expense

It represents the allocation of the cost of tangible assets over its useful life, reflecting the use and wear and tear of the asset.