Nitrogen Cycle Practice Flashcard

Front

What is a possible explanation to a problem that has not yet been tested?

Back

Hypothesis

Front

What type of relationship do Hermit Crabs have with the shells made and abandoned by snails?

Back

Commensalism

Front

Where does most of the nitrogen cycle occur?

Back

In soil

Front

What is the process of Nitrogen getting converted into nitrogenous compounds called?

Back

Nitrogen fixation

Front

Where does the energy start in a food chain?

Back

Sun

Front

What is the primary gas in the atmosphere that is part of the nitrogen cycle?

Back

Nitrogen (N2)

Front

What is the role of bacteria in the nitrogen cycle?

Back

They help in nitrogen fixation and decomposition.

Front

What is the term for the conversion of nitrogen gas into ammonia?

Back

Nitrogen fixation

Front

What is the process by which plants absorb nitrogen from the soil?

Back

Uptake

Front

What is the term for the breakdown of dead organic matter, returning nitrogen to the soil?

Back

Decomposition