How bacteria help the environment?

http://en.wikipedia.org/wiki/Bacteria

How bacteria help the environment?
Bacteria helps the enviroment?





I don't think it doess
Reply:They help decompose rubbish and excrement. Also fix atmospheric nitrogen (eg rhizobium) so that it is available for plants to use. Also fix atmospheric carbon so carbon levels in the atmosphere stay low.
Reply:Yes they does.


1st Decomposition of inorganic matter to useable form


then nitrification and denitrification of atmospheric nitrogen.
Reply:decomposition


with out bacteria there would be no soil and the plants would not grow with out plants no plant eating animals and no preditors who eat them





bacteria are the base of the Environment
Reply:Without decomposition by bacteria, so many things would be lying around, polluting thea air we breathe, etc..