Section 1.1-1.3 Vocab

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Across
  1. 5. level Division of species within an ecosystem
  2. 6. Microscopic organisms that are vital to marine and freshwater ecosystems
  3. 9. Organism that eats and kills other animals
  4. 10. Organism that uses light energy to produce oxygen through photosynthesis
  5. 14. Interaction where one organism, the predator, kills and eats another organism, the prey
  6. 20. Long-lasting ecological relationship that benefits at least one of two organisms of different species
  7. 23. consumer Organism that eats secondary consumers
  8. 24. Form of symbiosis where one organism benefits and the other neither benefits or is harmed
  9. 25. All biotic and abiotic factors in an area that encourage survival of an organism
  10. 27. Any compound that an organism needs for metabolism, growth, or other functions
Down
  1. 1. Organism that eats both plants and animals
  2. 2. web Interconnecting feeding relationships within an ecosystem
  3. 3. Non-living, physical things in an environment
  4. 4. Bird or animal that eats dead or decaying animals, but did not kill it
  5. 7. consumer Organism that eats herbivores
  6. 8. Organism that eats green plants
  7. 11. Biotic and abiotic things interacting in an environment
  8. 12. Symbiotic relationship that results in benefit for both organisms
  9. 13. community Interacting populations living in a certain area at a certain time
  10. 15. Symbiotic relationship where one organism benefits, which is called the parasite, and the other is harmed, which is called the host
  11. 16. Organism that breaks down dead matter into simpler molecules
  12. 17. Organism that uses other organisms for a source of energy
  13. 18. Study of the interactions of living organisms with one another and their environment
  14. 19. Interaction where two or more organisms compete for the same resource
  15. 21. Dry mass of all living organisms in a habitat
  16. 22. Group of organisms, all of the same species that interbreed and live in the same area at the same time
  17. 25. algal bloom Rapid growth of algae that reduces oxygen absorbed and blocks sunlight that is needed by organisms in an aquatic ecosystem
  18. 26. Living organisms in an environment