Which of the Following Statements About Malpighian Tubules Is False

question 27

Multiple Choice

Which of the following statements about Malpighian tubules is false?

• A) They make up the excretory system of insects.
• B) An individual may have from 2 to 100 Malpighian tubules.
• C) They empty into the gut.
• D) They filter nitrogenous wastes by means of a pressure gradient.
• E) They rely on active transport.

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Definitions:

Series Field

A set of windings in a DC machine or certain types of AC machines connected in series with the armature circuit to create magnetic fields for electromechanical energy conversion.

Rotating Part

A component that moves around a central axis within a machine, contributing to its mechanical function.

Generator

A device used to convert mechanical energy into electric energy.

Self Excited

Pertaining to an electrical machine or device that generates the magnetic flux necessary for its operation from its own output.