What Functions Do Bacteria Serve in the Nitrogen Cycle? Select

What functions do bacteria serve in the nitrogen cycle? Select the TWO answers that are correct.

A) erode nitrogen-containing rocks,which introduces nitrogen into the soil
B) prompt plants to release excess nitrogen gas into the atmosphere
C) convert atmospheric nitrogen to ammonia,making nitrogen available to plants
D) decompose dead organisms and return nitrogen to the soil
E) use the ammonia in soil to construct the amino acids plants pull in through their roots