An Excretory System That Is Partly Based on the Filtration

question 9

Multiple Choice

An excretory system that is partly based on the filtration of fluid under high hydrostatic pressure is the ________.

• A) flame-bulb system of flatworms
• B) protonephridia of rotifers
• C) Malpighian tubules of insects
• D) kidneys of vertebrates

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Definitions:

Actual Costs

The real costs incurred for materials, labor, and overhead in producing goods or delivering services, as opposed to estimated costs.

Standard Costs

Estimated pre-determined costs used for budgeting and measuring performance.

Standard Direct Labor Rate

The predetermined cost per hour for labor directly involved in manufacturing a product or delivering a service.

Payroll Taxes

Taxes imposed on employers or employees, and are usually calculated as a percentage of the salaries that employers pay their staff.