What Are Bacteroids

question 19

Multiple Choice

What are bacteroids?

• A)specialized nitrifying bacteria
• B)small buds from ammonifying bacteria
• C)specialized bacteria that help some plant roots absorb phosphorus
• D)enlarged and immobilized nitrogen-fixing bacteria

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Definitions:

Low Voltage Circuits

Electrical circuits that operate at a relatively low voltage, typically for safety and signal purposes.

D'Arsonval Movement

A type of electromechanical mechanism used in analog meters for measuring electric current or voltage, based on a coil that rotates in a magnetic field.

Moving Iron

A type of electromechanical instrument or actuator that operates on the principle that an iron piece can be moved by magnetic forces within a solenoid or a set of coils.

Concentric Vane

A component typically used in airflow systems, consisting of blades or vanes arranged around a common center point to direct or measure flow.