Biomass can refer to species biomass, which is the mass of one or more species, or to community biomass, which is the mass of all species in the community.It can include microorganisms, plants or animals. Measurement of microbial growth. Different microbial species thrive under different environmental conditions. We assemble a census of the biomass of all kingdoms of life. The microbial processes which convert biomass into bio-energy, also convert mineral nutrients to more plant available form. Key Terms. Define microbial. Microbial diversities sustain the ecosystem in which they grow. The composition of the biosphere is a fundamental question in biology, yet a global quantitative account of the biomass of each taxon is still lacking. biomass: The total mass of all living things within a specific area or habitat. Curated pages such as those linked to the Taxonomy Index are reviewed and updated by microbiologists at Kenyon College. Microbial Process. Microbial communities occupy aquatic and terrestrial habitats and constitute the majority of biodiversity on Earth. MicrobeWiki is a free wiki resource on microbes and microbiology, authored by students at many colleges and universities. Microbial processes may play a role in affecting the isotopic composition of sulfur within a watershed, especially if there are micro-sites which are oxygen depleted and thus would be subject to dissimilatory sulfate reduction. The microbial food web refers to the combined trophic interactions among microbes in aquatic environments. Student pages authored independently, or for coursework, are not monitored further. microbial synonyms, microbial pronunciation, microbial translation, English dictionary definition of microbial. Related terms: Energy Engineering; Biomass The biomass is the mass of living biological organisms in a given area or ecosystem at a given time. Microbial growth is defined as an orderly increase in all chemical components in the presence of suitable medium and environment. From: Isotope Tracers in Catchment Hydrology, 1998. Interfering with natural microbial biomass disrupts the balance of nature and the ecosystem and leads to loss of biodiversity. This table lists the U.S. Department of Energy (DOE) technical targets for hydrogen production from microbial biomass conversion. n. A minute life form; a microorganism, especially a bacterium that … These microbes include viruses, bacteria, algae, heterotrophic protists (such as ciliates and flagellates).. microbial definition: 1. relating to microbes (= very small living things, especially ones that cause disease): 2…. biodiversity: The diversity (number and variety of species) of plant and animal life within a region. 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