Biogeochemical cycles

Front

Which is NOT a process of the water cycle? Options: precipitation, freezing, transpiration, evaporation

Back

freezing

Front

Why do living things need nitrogen?

Back

To make proteins AND amino acids

Front

Where is carbon stored in the environment? Options: Fossil fuels, Wood of trees, Calcium carbonate (shells and bones), All of the above

Back

All of the above

Front

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

Back

Green House gases

Front

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

Back

runoff

Front

What converts nitrogen into a useable form for plants and animals?

Back

bacteria

Front

Which nutrient is not cycled through the atmosphere? Options: carbon, nitrogen, phosphorous, water

Back

phosphorous

Front

What is released by the weathering of rocks? Options: Carbon, Oxygen, Phosphorus, Nitrogen

Back

Phosphorus

Front

What cycle are fossil fuels part of? Options: carbon, oxygen, nitrogen, phosphorus

Back

carbon

Front

What is the largest reservoir for nitrogen? Options: the ocean, rocks and minerals, the atmosphere, bacteria

Back

the atmosphere