decomposer


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decomposer

(dē′kəm-pō′zər)
n.
An organism, often a bacterium or fungus, that feeds on and breaks down dead plant or animal matter, thus making organic nutrients available to the ecosystem.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

decomposer

(de?kom-po'zer)
Bacteria and fungi that degrade dead organic matter to simple organic and inorganic molecules.
See: biodegradation
Medical Dictionary, © 2009 Farlex and Partners

decomposer

any saprotrophic organism such as a bacterium or a fungus, which breaks organic materials down into simpler compounds and eventually into inorganic materials. The latter can then be utilized by PRODUCERS in the synthesis of organic compounds.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
Where + [([a".sub.16]).sup.(2)] ([T.sub.17], t), + [([a".sub.17]).sup.(2)] ([T.sub.17], t), + [([a".sub.18].sup.(2)] ([T.sub.17], t) are first augmentation coefficients for category 1, 2 and 3 due to decomposer organism.
The classic "recomposer" is the compost heap, a highly bioactive mess of organic debris on its way back to soil, driven by trillions of microbes and other decomposer organisms.
A second possibility is that the composition of the decomposer community fundamentally changes in the presence of the invasive species.
Before the nickel pellets enter the decomposer they pass as a moving packed bed through vertical tubes in a shell-and-tube preheater.
Be sure to include insects, small plant-eating animals (herbivores), larger meat-and plant-eating animals (omnivores), large meat-eating animals (carnivores), green plants used as food (producers), and funguses (decomposers).
So much organic matter is available in the Ciso pool that the decomposer organisms, by oxidizing it, completely exhaust the oxygen in their environment, while the sulphate-reducing organisms living in the sediment produce large amounts of sulphides throughout the entire year.
Removing all plants often negatively affected three further trophic levels of the decomposer functional food web: microflora, microbe-feeding nematodes, and predaceous nematodes.
Nutrients that remain in the nest chamber will enter detrital and decomposer food chains through organisms such as bacteria, fungi, ants, fly and beetle larvae, and crabs (Dodd 1988).
Community Challenge: Capture all the different levels of the food chain hierarchy - a producer, a herbivore, a carnivore and a decomposer. Biodiversity Challenge: Record at least one species from as many groups as possible - from
On peut le decomposer en [beaucoup moins que]Berre[beaucoup plus grand que] et [beaucoup moins que]kat[beaucoup plus grand que].