Ecology Vocab

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Across
  1. 1. any factor that restricts the size of a population
  2. 3. all of Earth's water in solid, liquid, and gas form
  3. 8. the movement of matter through the biotic and abiotic environment
  4. 10. a body of water that is rich in nutrients
  5. 13. an organism that makes its own energy-rich food compounds using the sun's energy
  6. 15. the ability to maintain an ecological balance
  7. 19. energy that travels through empty space
  8. 20. the abiotic conditions within which a species can survive
  9. 22. the zone around Earth where life can exist
  10. 23. an organism that obtains its energy from consuming other organisms
  11. 26. the mass of living organisms in a given area
  12. 28. a representation of energy, numbers, or biomass relationships in ecosystems
  13. 29. visible forms of radiant energy
  14. 30. a representation of the feeding relationships within a community
  15. 31. the level of an organism in an ecosystem depending on its feeding position along a food chain
  16. 32. the land aread drained by a particular river; also called a drainage basin
  17. 33. living things, their remains, and features, such as nests, associated with their activities
Down
  1. 2. the maximum population size of a particular species that a give ecosystem cann sustain
  2. 4. the series of processes that cycle water through the environment
  3. 5. the series of processes in which nitrogen compounds are moved through the biotic and abiotic environment
  4. 6. a large geographical region defined by climate (precipitation and temperature) with a specific set of biotic and abiotic features
  5. 7. the function a species serves in its ecosystem including what it eats, and how it behaves
  6. 9. the layer of gases surrounding
  7. 11. an ecosystem that is maintained through natural processes
  8. 12. the process in which the sun's energy is converted into chemical energy
  9. 14. a sequence of organisms, each feeding on the next, showing how energy is transferred from one organism to another
  10. 16. the form of energy transferred during heating or cooling
  11. 17. the biogeochemical cycle in which carbon is cycled through the lithosphere, atmosphere, hydrosphere, and biosphere
  12. 18. all the living organisms and their physical and chemical environment
  13. 21. Earth's solid outer layer
  14. 24. non-living physical and chemical components of an ecosystem
  15. 25. the process by which sugar and oxygen are converted into carbon dioxide and water, to provide energy for the cell
  16. 27. a body of water that is low in nutrients