Nitrifiers Are Bacteria

question 64

Multiple Choice

Nitrifiers are bacteria

• A) that generate nitrites or nitrates.
• B) that convert N₂ to NH₃.
• C) capable of oxidizing NH₃ using NO.
• D) capable of living in symbiosis in the roots of some plants.
• E) capable of using NH₃ as an electron donor.

---

Definitions:

Vision

The faculty or state of being able to see; the ability to interpret the surrounding environment using light in the visible spectrum absorbed by the eyes.

Hearing

The sensory process by which sound waves are transformed into electrical signals that are interpreted by the brain.

Climacteric

A phase in the human aging process marking the transition from the reproductive phase to the non-reproductive years in both men and women.

Perimenopause

The transitional phase before menopause when a woman's body undergoes physical changes and hormonal fluctuations.