Energy Flow Through Ecosystems

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Across
  1. 2. consumer that eats plants to get energy
  2. 5. Consumer that obtains energy by breaking down organic material
  3. 7. Only about 10% of the energy for one trophic level is passed onto the next
  4. 12. organism that uses energy from sunlight to produce its own food through photosynthesis
  5. 14. animal that is hunted and killed by another for food
  6. 15. increasing concentration of a substance, such as a toxic chemical, in the tissues of organisms at higher energy levels
  7. 16. Process carried out by specialized bacteria to produce energy in the absence of sunlight
  8. 18. biological community of interacting organisms and their environment
  9. 19. organism that must eat other living things to get energy
  10. 20. Consumer that feeds mainly on insects
Down
  1. 1. consumer that eats flesh to get energy
  2. 3. survives by hunting and killing other organisms to obtain energy
  3. 4. the sequence of who eats whom in a biological community
  4. 6. model of energy flow through different levels of organisms
  5. 8. network of interrelated food chains in a community
  6. 9. consumer that gets energy from eating both plants and flesh
  7. 10. class of organisms that share the same position in a food chain
  8. 11. process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water
  9. 13. any characteristic that increases the chance for survival
  10. 15. the variety of species living in an area
  11. 17. species of plant or animal that plays a unique and crucial role in the way an ecosystem functions