Dr. Overy's KBase: Resources for Teaching and Learning
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Glossary

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  • Bacteria
    Single-celled microorganisms that can exist either as independent (free-living) organisms or as parasites (dependent on another organism for life). The plural of bacterium.
  • Biodegradable
    Materials that will decompose into naturally occurring, harmless components with exposure to air, sunlight and/or moisture.
  • Biodiversity
    The variety of life in all its forms, levels and combinations. This phrase acts as generic terminology for Eco-system diversity, species diversity, and genetic diversity.
  • Biofuel
    A fuel produced from dry organic matter or combustible oils produced by plants. Examples of biofuel include alcohol, bio diesel from vegetable oil and wood.
  • Biomass
    The total mass of all living organisms within a biological community. Biomass usually refers to plant matter grown for use as Biofuel, but also includes plant or animal matter used for production of fibres, chemicals or heat. Biomass may also include Biodegradable wastes that can be burnt as fuel.
  • Biosphere
    The part of the earth and its atmosphere in which living organisms exist or that is capable of supporting life
  • Black hole
    A region of space-time where gravity prevents anything, including light, from escaping
  • Blackwater
    Water from toilets, kitchen sink, or other dirty sources, which could be contaminated with microorganisms or harmful bacteria.