R bacteria r bacteria nitrogen can be returned to the

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R. bacteria R. bacteria
Nitrogen can be returned to the atmosphere when certain bacteria convert it from nitrate into nitrogen gas, which is a process called ________. U. denitrification U. denitrification Microbial decomposition of organic matter results in NH 4 + production through a process called ________. O. ammonificati on O. ammonificati on Nearly all of the phosphorus in terrestrial ecosystems comes from the ________ of calcium phosphate minerals. H. weathering H. weathering ___________ develop as a result of incomplete decomposition of organic matter in swamps and marshes. N. fossil fuels N. fossil fuels The process of ____________ produces a form of nitrogen that is easily lost from soil through leaching. A. nitrification A. nitrification ____________ is when too much nitrogen enters an ecosystem and causes forest decline. J. nitrogen saturation J. nitrogen saturation _________ primary productivity is the total rate of photosynthesis or energy assimilated by plants. G. gross G. gross Plants assimilate energy through the Q. Q.
process of _______________. photosynthes is photosynthes is ___________is the process that releases carbon dioxide in the atmosphere. C. respiration C. respiration

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