Intro to Evolution

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Across
  1. 5. A natural process that explains how something works
  2. 7. Differences in traits passed from parents to offspring
  3. 9. A group of islands where Darwin made important observations about species diversity
  4. 10. A physical trait that aids in survival or An action or behavior that helps an organism survive
  5. 13. Increase in the number of individuals in a population
  6. 14. The ability of an organism to survive and produce offspring
  7. 15. Forces like war famine and disease that restrict population growth
  8. 16. A scientist who proposed early ideas about evolution that were mostly incorrect
  9. 17. The idea that body parts become stronger or weaker depending on use
  10. 21. A group of organisms that can breed and produce fertile offspring
  11. 23. A naturalist who developed the theory of biological evolution through natural selection
  12. 24. A geologist who proposed that Earth is very old and changes slowly over time
  13. 26. The ultimate source of genetic variation
  14. 27. Traits gained during an organism’s lifetime that are not inherited
  15. 28. An ancient species from which multiple modern species evolved
  16. 29. A scientist who studies plants animals and the natural world
  17. 30. A species that no longer exists
  18. 31. Different species live in similar environments in different parts of the world
Down
  1. 1. Differences in DNA among individuals in a population
  2. 2. The idea that the same natural processes have shaped Earth throughout history
  3. 3. Genetic characteristics that can be passed from parent to offspringGeneticVariation – Differences in DNA among individuals in a population
  4. 4. Darwin’s book published in 1859
  5. 6. Preserved remains or traces of ancient organisms
  6. 8. The process by which species change over time through descent from common ancestors
  7. 11. The ship Darwin traveled on during his five year voyage
  8. 12. The variety of living organisms in a particular area
  9. 18. Competition among organisms for limited resources
  10. 19. Related species differ in nearby habitats based on environmental conditions
  11. 20. The process where humans choose which traits will be passed on
  12. 21. Species change over long periods as shown by fossils
  13. 22. An economist who said populations grow faster than resources
  14. 25. A geologist who explained that Earth’s processes are the same over time