Factors Affecting an Ecosystem

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Across
  1. 3. living factor of an ecosystem
  2. 6. the variety and number of organisms in a particular environment
  3. 7. first level in a food chain responsible for supplying initial energy, gathers energy from sun
  4. 11. water released from the clouds in multiple possible forms falling back to earth
  5. 13. measure of hotness or coldness generally measured in degrees
  6. 14. things such as building a new road, clearing forest, polluting the air
  7. 16. an organism that consumes all or part of the body of another—living or recently killed—organism, which is its prey.
  8. 17. the actions that occur between two organisms
  9. 18. if the only species of grass in a food chain were to die, this would happen to the food chain
Down
  1. 1. catastrophic events like tornadoes ,droughts, earthquakes
  2. 2. single linear sequence of organisms showing how energy is transferred
  3. 4. lack of water for an extended period of time
  4. 5. biotic and abiotic factors interacting in a particular environment
  5. 8. the biological mechanism by which organisms adjust to new environments or to changes in their current environment.
  6. 9. the dying out or extermination of a species
  7. 10. detailed model of all the food chains in a particular ecosystem showing interconectivity
  8. 12. the presence of differences in sequences of genes between individual organisms of a species.
  9. 15. nonliving factor of an ecosystem