Which of the Following Represents an Abiotic Component of a Forest

question 26

Multiple Choice

Which of the following represents an abiotic component of a forest community?

• A)the oak and hickory trees
• B)the mushrooms growing on and around rotting logs
• C)water trickling in a small stream
• D)bacteria in the soil

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Definitions:

DC Motors

Electric motors that run on direct current electricity, commonly used in various applications from small toys to large vehicles.

Relays

Electrically operated switches used to control circuits.

Fretting

Wear at the contact surfaces of two materials that occurs from repeated cyclical motion or vibration, often seen in electrical connections.

Thermal Cycling

A pattern of heating and cooling that, over time, can cause resistance to build up in electrical connections.