( Decomposers ( ( are ( organisms ( that ( ( ( break down ) ( dead ( organic ( material ( and ( return nutrients ) ) ) ) ) ) ( to ( the sediment ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Decomposers)) (VP (VBP are) (NP (NP (NNS organisms)) (SBAR (WHNP (WDT that)) (S (VP (VB break) (PRT (RP down)) (NP (JJ dead) (JJ organic) (NN material) (CC and) (NN return) (NNS nutrients)) (PP (TO to) (NP (DT the) (NN sediment)))))))) (. .)))
Decomposers are organisms that break down dead organic material and return nutrients to the sediment.
(ROOT (S (NP (NNS Decomposers)) (VP (VBP are) (ADJP (JJ important) (PP (IN in) (NP (DT the) (NN food) (NN chain)))) (SBAR (IN because) (S (NP (PRP they)) (VP (VP (VB break) (PRT (RP down)) (NP (JJ dead) (NNS organisms))) (CC and) (VP (VB recycle) (NP (NNS nutrients)) (PP (IN into) (NP (DT the) (NN soil)))))))) (. .)))
Decomposers are important in the food chain because they break down dead organisms and recycle nutrients into the soil.