However, a self-sustaining ecosystem requires matter (nutrient) recycling, for which DECOMPOSERS (bacteria and fungi) are essential.
(a self-sustaining ecosystem; requires; matter (nutrient) recycling, for which DECOMPOSERS (bacteria and fungi) are essential) (DECOMPOSERS (bacteria and fungi; are; essential; L:matter (nutrient) recycling)
a self-sustaining ecosystem DECOMPOSERS (bacteria and fungi
requires are
matter (nutrient) recycling, for which DECOMPOSERS (bacteria and fungi) are essential
essential L:matter (nutrient) recycling