biology unit 1-energy in biomass

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Pyramids of biomass

  • biomass= mass of living material in plants and animals
  • pyramid of biomass represents mass of organisms at each stage in the food chain
  • green plants transfer solar energy to chemical energy which is then passed on through food chain
  • pyramid of biomass better than a pyramid of numbers as it will be unbalanced
  • energy wasted at each stage of the chain by respiration, transferred to sourroundings, in waste or when it is used for movement or to keep the organism warm.
  • sankey diagrms show how

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