( ( ( The ( traditional role ) ) ( for bacteria ) ) ( ( ( ( is ( that ( of decomposers ) ) ) , ) ( ( ( ( breaking down ) ( dead ( organic material ) ) ) and ) ( remineralizing ( ( ( ( the ( inorganic nutrients ) ) ( -LRB- ( ( ammonia ( , ( nitrate ( , phosphate ) ) ) ) -RRB- ) ) ) and ) ( ( carbon dioxide ) ( ( ( used ( by microalgae ) ) ( during photosynthesis ) ) ( to ( make ( new ( plant biomass ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (JJ traditional) (NN role)) (PP (IN for) (NP (NNS bacteria)))) (VP (VBZ is) (NP (NP (DT that)) (PP (IN of) (NP (NNS decomposers)))) (, ,) (S (VP (VP (VBG breaking) (PRT (RP down)) (NP (JJ dead) (JJ organic) (NN material))) (CC and) (VP (VBG remineralizing) (NP (NP (NP (DT the) (JJ inorganic) (NNS nutrients)) (PRN (-LRB- -LRB-) (NP (NN ammonia) (, ,) (NN nitrate) (, ,) (NN phosphate)) (-RRB- -RRB-))) (CC and) (NP (NP (NN carbon) (NN dioxide)) (VP (VBN used) (PP (IN by) (NP (NN microalgae))) (PP (IN during) (NP (NN photosynthesis))) (S (VP (TO to) (VP (VB make) (NP (JJ new) (NN plant) (NNS biomass)))))))))))) (. .)))
The traditional role for bacteria is that of decomposers, breaking down dead organic material and remineralizing the inorganic nutrients (ammonia, nitrate, phosphate) and carbon dioxide used by microalgae during photosynthesis to make new plant biomass.
(ROOT (S (NP (NNS Decomposers)) (VP (VBP release) (NP (JJ inorganic) (NNS molecules)) (SBAR (IN once) (S (NP (PRP they)) (VP (VBP have) (VP (VBN broken) (PRT (RP down)) (NP (DT the) (JJ dead) (NNS organisms))))))) (. .)))