biogeochemical cycles

Front

What is the most abundant gas in the atmosphere?

Back

nitrogen

Front

Identify the cycle pictured: water cycle, phosphorous cycle, carbon cycle, nitrogen cycle

Back

nitrogen cycle

Front

Which cycle involves condensation, evaporation, and precipitation?

Back

water cycle

Front

Where do you only find carbon? Options: atmosphere, ocean, earth's crust, living things

Back

living things

Front

Which cycle does not include the atmosphere because it is not found as a gas? Options: carbon, phosphorus, water, nitrogen

Back

phosphorus

Front

Can humans impact the water cycle?

Back

yes

Front

Shells contain calcium carbonate, a mixture of calcium and carbon. As shells break down over time it releases carbon into the atmosphere. This is called: erosion, combustion, ingestion, respiration

Back

erosion

Front

How much of the atmosphere is composed of nitrogen gas?

Back

78%

Front

If water is falling from the sky, we call it

Back

precipitation.

Front

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

Back

photosynthesis