Ecology and the Environment

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Across
  1. 4. fish, plants, and insects are all examples of __________ factors
  2. 5. this process occurs in stages after a volcanic eruption
  3. 9. when no members of a species is alive, the species is considered _____________
  4. 10. Fungi, bacteria, and worms are all examples of what type of organism?
  5. 12. reducing energy use is considered ______________
  6. 15. An organism's ___________ provides food, water, and shelter.
  7. 16. the interaction between two species in which both species benefit
  8. 17. if an organism was multicellular and contained chlorophyll and cell walls, what kingdom would it belong to?
  9. 18. the biome that is only found in the northern hemisphere
  10. 20. if an organism is almost extinct, it is known as an _______________ species
  11. 21. raising fish for food
Down
  1. 1. all of the white-tailed deer in a forest are considered to be members of the same _______________
  2. 2. a relationship in which two organisms live together and at least one benefits
  3. 3. this method of logging is not considered ecologically friendly
  4. 5. the first organisms to populate an area where primary succession is taking place
  5. 6. a vulture feeding on a dead squirrel could be considered a ___________
  6. 7. trees that lose their leaves once per year
  7. 8. an organism's role or how it makes its living
  8. 11. a natural resource that is continually supplied
  9. 12. the grouping of organisms based on similar characteristics
  10. 13. a group of organisms that can mate with one another and produce fertile offspring
  11. 14. this is a behavior or physical characteristic that helps an organism survive and reproduce
  12. 19. this type of organism eats plants and/or other animals