Chapter 5 Puzzle Luis.Caraballo Brock Harding

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Across
  1. 3. rain, snow, sleet or fog with a Ph level of below 7
  2. 4. variety of life in an area
  3. 5. Natural stripes of land that allow dee of immigration of organisms from one wilderness to another
  4. 7. Programs that release organisms into an area where there species once lived in hopes of reestablishing
  5. 10. Field of biology that studies method and implements plans to protect biodiversity
  6. 11. damage to a habitat by air land and air pollution
  7. 12. When Members of a species are held by people in zoos or other conservation facillities
  8. 15. philosophy that promotes letting people use resources in wilderness areas in ways that will not damage the ecosystem
Down
  1. 1. whhen the last members of a species die
  2. 2. seperation of wilderness areas from eachother
  3. 6. non native species in an area
  4. 8. a species in which the number of individual falls so low that extinction is possible
  5. 9. species that have rapidly decreasing numbers of individuals
  6. 13. layers of the atmosphere that helps protect living organisms on earth surface from the imaging doses of ultraviolent radiation from the sun
  7. 14. different environmental conditions that accur along the boundaries of an ecosystem