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Infusoria

Infusoria (singular: infusorian) is an outdated term referring to a diverse group of microscopic aquatic organisms, primarily protozoa and other microorganisms found in stagnant or decaying organic matter, such as infusions of hay or vegetable matter. This term, now largely obsolete in scientific classification, was used extensively in the 18th and 19th centuries, reflecting early observations of the microbial world before advancements in microscopy and taxonomic understanding. These microorganisms were often observed thriving in nutrient-rich environments. They are now classified into several phyla and classes within modern biological taxonomy. The term itself evokes the historical context of early microbiological investigations.

Infusoria meaning with examples

  • Early microscopists were fascinated by the 'infusoria' they observed in hay infusions, documenting their shapes and behaviors. They were considered essential for the study of life in these aquatic ecosystems. These observations provided insights into the vast, unseen world of microscopic organisms, leading to a better comprehension of the structure of life and the origins of disease.
  • Though 'infusoria' is no longer a valid taxonomic grouping, scientists can often identify specific modern organisms that used to be identified under the general term. The work performed with 'infusoria' ultimately led to the development of better microscopes and the development of modern taxonomic systems, allowing for a proper and more logical understanding of the microbial world.
  • The discovery of 'infusoria' revealed a hidden biosphere, challenging previous notions about spontaneous generation and highlighting the complexity of biological processes. The studies and exploration of these organisms significantly changed the way scientists viewed how life works in aquatic and other ecosystems. Their examination further revealed the importance of the process of decomposition in nature.
  • One can learn from the history of science to view 'infusoria' as a crucial stepping stone in the development of microbiology and the study of ecology. It reminds us that the field of science is constantly evolving. The knowledge acquired through the study of what was then considered 'infusoria' paved the way for understanding cell theory and the nature of pathogens.

Infusoria Crossword Answers

17 Letters

SUBCLASSINFUSORIA

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