Chapter 22 People Vocabulary

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Across
  1. 2. mid 18th century, classification hierarchy and binomial naming
  2. 6. 1798, essay on population growth
  3. 7. 1830s, principles of geology; processes today same as past
  4. 9. Came up with similar explanation of diversity to Darwin, worked in the Malay Islands in South Pacific
Down
  1. 1. 1795, gradual geologic change and age of earth
  2. 3. Ancient Greece, life organized by a ladder of increasing complexity
  3. 4. natural selection, descent with modification, adapation, unity of life, branching tree
  4. 5. early 19th century study of fossils
  5. 8. 1809, idea that life changes but incorrect hypothesis