Ch 15 & 17

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Across
  1. 2. The smallest grouping which contains only a single kind of organism.
  2. 5. Two or more species have evolved adaptations to each other's influence
  3. 6. Each phylum consist of this
  4. 7. Trait that makes an individual successful
  5. 8. Group within a taxonomic system
  6. 9. The variety of organisms considered at all levels from populations to ecosystems.
  7. 13. group of organisms that includes an ancestor plus all of its descendants
  8. 14. The study of the locations of organisms around the world.
  9. 16. Measure of an individual's hereditary contribution to the next generation
  10. 18. Science of describing, naming and classifying organisms
  11. 19. Subsets below the kingdom level
Down
  1. 1. Largest category of Linnaeus hierarchy of organization
  2. 3. More offspring can be produced than can survive to maturity
  3. 4. Categories above the kingdom level.
  4. 10. Each class contains this
  5. 11. Biologists refer to variations of a species that live in different geographic areas
  6. 12. The relationships of ancestry among groups of organisms.
  7. 15. Development of new types of organism from preexisting ones
  8. 16. Is the remains or traces of an organism that died long ago
  9. 17. Rock layers