Classification

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Classification

• How do scientists classify organisms?
• 2/11/2008

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Vocabulary List Define these words

• Taxonomy
• Binomial nomenclature
• Taxon
• Evolutionary classification
• Domain
• Dichotomous key
• Division

• Kingdom
• Phylum
• Class
• Order
• Family
• Genus
• species

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Detail Box 1

• Taxonomy is the branch of science that names and
  groups organisms according to their
  characteristics and evolutionary history.
• 1st classified by Aristotlethen Linnaeus (used
  form and structure to classify)
• Language of Latin is used.

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Detail Box 2

• Linnaeus devised a hierarchy of seven different
  levels of organization.

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Taxon

• Kingdom
• Phylum
• Class
• Order
• Family
• Genus
• Species

• Use the sentence to help you remember the order
• Kings play chess on fluffy, green sofas.

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Kingdoms

• There are 6 kingdoms
• Kingdom Archaebacteria
• Kingdom Eubacteria
• Kingdom Protista
• Kingdom Plantae
• Kingdom Fungi
• Kingdom Animalia

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Detail Box 3

• Each organism is assigned 2 names.
• Common name
• Scientific name consists of 2 parts
• 1. genus name
• 2. species name
• Rules for writing scientific names
• 1. Underline (italics) both names
• 2. Capitalize the 1st letter of the genus name.

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Correct the following scientific namechaos
chaos

• Chaos chaos or Chaos chaos
• This is the scientific name for a species of
  amoeba.

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• Video on kingdoms (fill in table while you watch)

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How to use a Dichotomous Key

• Begin by reading statements 1a and 1b
• Observe shark labeled 1
• Decide which statement applies to the shark
• Follow directions at the end of the sentence
• Continue this process until you have determined
  the identity of the shark