What is a dichotomous key used for in science?
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  • To organize biomes
  • Classify organisms
  • Identify bacteria only
  • None of these
When using a dichotomous key to identify organisms, what do we look at?
  • physical features
  • weather patterns
  • environment
  • diet
What is the purpose of a dichotomous key?
  • to find a common ancestor
  • to show the evolution of organisms
  • to show relationships between organisms
  • to identify organisms
Which taxonomic level is broadest and includes the most organisms per group?
  • Domain
  • Phylum
  • Family
  • Species
The science of describing, classifying, and naming living things is called:
  • Geology
  • Biology
  • Taxonomy
  • Chemistry
The 8 levels of classification, broadest to most specific are....
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  • Domain, Genus, Family, Order, Class, Phylum, Kingdom, Species
  • Domain, Species, Kingdom, Genus, Phylum, Family, Class, Order
  • Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
  • Order, Kingdom, Species, Domain, Phylum, Family, Class, Genus
An illustration and a dichotomous key are given. What is the correct classification for this organism?
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  • Class Insecta
  • Order Amblygygi
  • Order Araneae
  • Order Scorpiones
The scientific name for an organism is made from the:
  • class and family name
  • genus and species name
  • domain and kingdom name
  • kingdom and phylum name
What is the name of bird W?
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  • Certhidea
  • Geospiza
  • Camarhynchus
  • Platyspiza
A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?
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  • Juniper
  • Pine
  • Spruce
  • Fir
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