Which Statement About Denitrifiers Is True

question 101

Multiple Choice

Which statement about denitrifiers is true?

• A) They fix atmospheric nitrogen (N₂) into ammonia.
• B) Organisms that act as denitrifiers are exclusively aerobic.
• C) They are predominantly prokaryotic archaea.
• D) During aerobic respiration, denitrifiers use nitrate or nitrite, rather than oxygen, as the final electron acceptor.
• E) They release nitrogen into the atmosphere as nitrogen gas (N₂).

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Definitions:

Simultaneous Game

A game in which all players make their decisions or select their strategies at the same time without knowledge of the others' choices.

Simultaneous Game

A scenario in which players make decisions or choose strategies at the same time without knowledge of the other players' choices.

Equilibrium

A state in a market where supply equals demand, causing prices to stabilize and transactions to occur without excess supply or demand.

Sequential Game

A strategic game in which players make decisions one after another, allowing for the observation of preceding choices.