Front

What is the phosphorus' symbol on the periodic table?

Back

P

Front

Where does nitrification occur?

Back

Soil

Front

What process releases nitrogen back into the atmosphere from decomposed matter?

Back

Denitrification

Front

Which of the following is NOT part of the phosphorus cycle?

Back

Atmospheric phosphate

Front

What role do decomposers play in the phosphorus cycle?

Back

Return phosphorus into the soil.

Front

What is the main source of phosphorus in the soil?

Back

Phosphate minerals.

Front

What is the process called when nitrogen gas is converted into ammonia?

Back

Nitrogen fixation.

Front

What is the term for the conversion of ammonia into nitrites and nitrates?

Back

Nitrification.

Front

How do plants absorb phosphorus?

Back

Through their roots from the soil.

Front

What is the significance of the phosphorus cycle in ecosystems?

Back

It is essential for plant growth and energy transfer.