Biogeochemical Cycles Review

Front

What is this a picture of? Options: Nitrogen cycle, carbon cycle, water cycle, plant cycle

Back

Nitrogen cycle

Front

How does N2 get into soil?

Back

N2 diffuses into the pore spaces between the soil particles

Front

How does carbon dioxide leave the atmosphere?

Back

Through photosynthesis

Front

Which process takes Carbon Dioxide from the air and converts it into a form of carbon used by living things?

Back

Photosynthesis

Front

These gases, such as carbon dioxide, trap heat in the Earth's atmosphere causing global warming.

Back

Green House gases

Front

Why is carbon necessary for life?

Back

excellent bonder

Front

Respiration is the process by which ____________ is consumed and _______________ is produced.

Back

Oxygen is consumed and Carbon dioxide is produced.

Front

What process could move nitrogen from fertilizer into a local stream?

Back

runoff

Front

Growing legumes such as alfalfa or soy beans increases

Back

nitrogen fixation

Front

Role of nitrogen-fixing bacteria in the nitrogen cycle

Back

Nitrogen-fixing bacteria convert nitrogen gas into ammonia