Biogeochemical cycles

Front

The process of plants losing water through their leaves is called ____.

Back

transpiration

Front

What is the only process that removes carbon from the atmosphere? Options: combustion, cellular respiration, photosynthesis, decomposition

Back

photosynthesis

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

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

Back

runoff and leaching

Front

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

Back

bacteria

Front

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

Back

carbon

Front

What is the largest reservoir for water?

Back

the ocean

Front

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

Back

the atmosphere

Front

Carbon dioxide is added to the atmosphere by: Burning fossil fuels, Cellular respiration, Decomposing organic matter.

Back

All answers are correct

Front

In an ecosystem, what happens to the atoms of certain chemical elements, such as carbon, oxygen, and nitrogen?

Back

They move into and out of living systems.