Zoology Unit 2: Taxonomy and Geological Time Scale

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Across
  1. 2. kingdom with prokaryotes found everywhere
  2. 4. largest unit of time on geological time scale
  3. 5. tool used to identify species with pairs of statements
  4. 8. a diagram separating species into branches based on derived characteristics
  5. 9. the study of classification
  6. 10. era that contains dinosaurs
  7. 11. kingdom with eukaryotic, absorptive, mostly multicellular heterotrophs
  8. 12. the evidence for the geological time scale
  9. 13. era before dinosaurs with first vertebrates and arthropods
  10. 17. when 90% of species died out
  11. 18. a time when multicellular life diversified into many species
  12. 19. a member of the kingdom of multicellular, ingestive heterotrophs with no cell walls
  13. 20. first part of scientific name
  14. 21. second part of scientific name
Down
  1. 1. father of taxonomy
  2. 3. a classification group of related species, example: phylum
  3. 6. paleozoic period with giant bugs
  4. 7. a large taxon group, there are six of them
  5. 14. kingdom with prokaryotes found in extreme environments
  6. 15. era after dinosaurs with large mammals
  7. 16. scientific names should be printed in _______
  8. 18. the group right above order