–      the study of categorizing organisms

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Binomial Nomenclature – two-part scientific naming of organisms

–      the first word identifies the genus and the second word is the species

Example: Ursus americanus –

Ursus horribilis –

Ursus arctos –

Ursus maritimus

NOTE: the format: capitals and italics

Levels of Classification (7) or Taxa:

“King Philip Came Over From Germany Swimming”

Example:        HUMAN                  Dandelion

Kingdom Animalia Plantae
Phylum Chordate Tracheophyta
Class Mammalia Angiospermae
Order Primates Asterates
Family Homoinidae Compositae
Genus H*mo Taraxacum
Species sapiens officinale


  1. Eubacteria – cell without a nucleus with rigid cell wall (peptidoglycan)
  2. Archabacteria – cell without a nucleus living in harsh conditions
  3. Protista – cell with a nucleus
  4. Fungi – multi-cellular heterotrophs with a cell wall
  5. Plantae – multi-cellular autotrophs
  6. Animalia – multi-cellular hetertrophs without a cell wall

Prokaryotic cells – do not have a nucleus

Eukaryotic cells – have a membrane bound nucleus

Phylogeny – history of evolution of organisms (phylogenetic tree)

Dichotomous Key – a two part key used to identify living things

Cite this article as: William Anderson (Schoolworkhelper Editorial Team), "Scientific Taxonomy," in SchoolWorkHelper, 2019, https://schoolworkhelper.net/scientific-taxonomy/.
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