{"thcode":2,"term":{"code":238,"name":"decomposers","parent":841,"scope":"Organisms, chiefly microorganisms and invertebrates, that feed on dead plant or animal matter breaking it down and recycling the resulting elements and compounds in the environment."},"uf":[],"bt":[{"code":841,"name":"organism groupings (non-taxonomic)","parent":1174,"scope":"Used for categories of living organisms that are not taxonomic and that include species from more than one taxonomic group."},{"code":1174,"name":"topics","parent":1,"scope":"Themes, subjects, and concerns for which USGS information resources are relevant."},{"code":1,"name":"Categories","parent":null,"scope":"Thematic terms for categorizing information resources.  This thesaurus is intended to support finding and understanding scientific information."}],"nt":[],"rt":[{"code":93,"name":"biogeochemical cycling","parent":310,"scope":"The cycling of chemical constituents through a biological system."},{"code":311,"name":"ecology","parent":650,"scope":"Study of the relations between living plants and animals and their environment."},{"code":650,"name":"life sciences","parent":1019,"scope":"Branches of science that study living and fossil organisms."}]}