BIOSHPERE Crossword

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Across
  1. 4. function of an organism in a community of plants and animals.
  2. 7. factor an environmental factor that tends to limit population size.
  3. 10. capacity maximum number of species
  4. 14. A person or thing that reacts
  5. 15. an animal or other organism that feeds on dead organic matter.
  6. 17. an organism requiring organic compounds
  7. 19. the decay of which depletes the shallow waters of oxygen in summer.
  8. 20. a relationship between two species of organisms in which both benefit from the association.
  9. 21. a class of individuals having some common characteristics or qualities
  10. 22. species hardy species which are the first to colonize barren environments
  11. 23. a relation between organisms in which one lives as a parasite on another.
  12. 26. mutualism, commensalism, or parasitism.
  13. 27. eats both plants and flesh
  14. 28. An animal that eats flesh
  15. 29. a group of interconnected elements
  16. 30. the act of breathing
  17. 31. a locality inhabited by such a group.
Down
  1. 1. Non-life
  2. 2. life
  3. 3. he ecosystem comprising the entire earth and the living organisms that inhabit it.
  4. 5. the natural environment of an organism
  5. 6. thing produced by labor
  6. 8. a type of relationship between two species where one does not get damaged
  7. 9. an animal capable of self-nutrition
  8. 11. adjustment
  9. 12. a relation between animals in which one organism captures and feeds on others.
  10. 13. A process that plants use
  11. 16. The total number of organisms in one area
  12. 18. An animal that eats plants
  13. 24. Also called ecological succession
  14. 25. a complex biotic community characterized by distinctive plant and animal species and maintained under the climatic conditions of the region