vocabulary

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Across
  1. 1. a large region characterized by a specific type of climate and certain types of plant and animal communities
  2. 3. an organism that eats other organisms or organic matter instead of producing its own nutrients or obtaining nutrients or obtaining nutrients or obtaining nutrients from inorganic sources
  3. 4. a community of organisms and their abiotic environment
  4. 6. the cycling of nitrogen between organisms, soil, water, and the atmosphere
  5. 10. the cyclic movement of phosphorus in different chemical forms from the environment to the organisms and then back to the environment
  6. 11. the place where an organism usually lives
  7. 12. the exchange of oxygen and carbon dioxide between living cells and their environment
  8. 13. an organism that can make organic molecules from inorganic molecules
  9. 15. describes the non living part of the environment, including water,rocks, light, and temperature
  10. 16. an organism that feeds by breaking down organic matter from dead organisms; examples include bacteria and fungi
Down
  1. 1. the variety of organisms in a given area, the genetic variation within a population, the variety of species in a community, or the variety of communities in an ecosystem
  2. 2. the replacement of one type of community by another at a single location over a period of time
  3. 5. a triangular diagram which shows an ecosystems loss of energy
  4. 7. the movement of carbon from the non living environment into living things and back
  5. 8. a group of various species that live in the same habitat and interact with each other
  6. 9. one of the steps in a food chain or food pyramid
  7. 14. the average weather conditions in an area over a long period of time