Some Bacteria Release Electrons, Which Can Then Be Bound to an Electrode

question 9

Multiple Choice

Some bacteria release electrons, which can then be bound to an electrode, generating electricity. This process may be used:

• A) to produce cellulosic ethanol.
• B) to produce biodegradable plastics.
• C) to create microbial fuel cells.
• D) to separate valuable minerals from rock deposits.
• E) as a biologically produced hydrocarbon.

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Definitions:

Output Field Devices

Devices that receive electrical signals from a control system and perform actions, such as valves, lights, or motors.

Output Module

A component of a PLC or other control system that provides the interface for output signals to external devices or equipments.

Input Module

A component in programmable controllers or computers that receives and processes input signals from sensors or other devices.