​Some Bacteria in the Deep Oceans Use Iron as an Energy

question 6

Multiple Choice

​Some bacteria in the deep oceans use iron as an energy source to make carbohydrates from carbon dioxide. These bacteria would be classified as ____.

• A) ​chemoautotrophs
• B) ​chemoheterotrophs
• C) ​photoautotrophs
• D) ​photoheterotrophs
• E) ​decomposers

---

Definitions:

Principal

A person on whose behalf an agent acts.

Terminated

The end of an employee's employment due to dismissal or discharge by the employer, often for cause or due to organizational changes.

Apparent Authority

The appearance or assumption of authority based on the actions or statements of the principal, leading third parties to believe that a representative has authority to act.

Bound

To be legally or morally obligated; often referring to the commitments made in a contract or agreement.