thumb|A collection of rice husks, an example of lignocellulosic biomass. Biomass is material produced by the growth of microorganisms, plants or animals. Beyond this general definition, there are differences in how the term is used and applied depending on industry or subject-matter norms. For example, it may be more narrowly defined as just plant matter, or as a combination of plant and animal matter.
Biomass is material produced by living things—like microorganisms, plants, or animals—that can be used as a resource. The term matters because it describes renewable materials that industries use in different ways, though exactly what counts as "biomass" can vary depending on the context and field.
AI-generated from the Wikipedia summary — may contain errors.
thumb|A collection of rice husks, an example of lignocellulosic biomass. Biomass is material produced by the growth of microorganisms, plants or animals. Beyond this general definition, there are differences in how the term is used and applied depending on industry or subject-matter norms. For example, it may be more narrowly defined as just plant matter, or as a combination of plant and animal matter.
== Composition == The composition of a specific source of biomass depends on whether it is derived from plants, animals, microorganisms, or some mixture of all biological matter. Biomass may also contain material from non-biological origin, due to contamination from anthropogenic activities.
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