Ecology Crossword Puzzle

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Across
  1. 2. The type of environment in which an organism or group normally lives or occurs.
  2. 3. Primary cause of global warming and the leading cause of Extinct species.
  3. 5. An organism that obtains energy from the foods it consumes.
  4. 7. A species that only consumes meat.
  5. 8. Species Plants and animals that have migrated to places where they are not native.
  6. 10. A system formed by the interaction of a community of organisms with their physical environment.
  7. 13. A community of organisms where each member is eaten in turn by another member.
  8. 14. Any animal that feeds chiefly on grass and other plants.
Down
  1. 1. An organisms that make their own food (plants).
  2. 3. A group of organisms of the same species populating a given area.
  3. 4. An organism that breaks down and obtains energy from dead organic matter.
  4. 6. A community of organisms where there are several interrelated food chains.
  5. 9. An animal that eats all kinds of foods.
  6. 11. Any animal that feeds on refuse and other decaying organic matter.
  7. 12. The branch of biology concerned with the relations between organisms and their environment.