Ecology Study Guide

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Across
  1. 3. the number one reason that species become endangered or go extinct in terrerstrial ecosystems
  2. 5. neutral relationship;one benefiting and the other is not affected
  3. 8. type of behavior that occurs over time or is learned over time such as a dog listening to commands
  4. 9. parasite and host;one benefits and the other is harmed
Down
  1. 1. __________ adaptations is how animals behave to survive in a particular environment (taxes,migrations,hibernation)
  2. 2. any biotic or abiotic factor that restricts the existence of organisms in a specific environment
  3. 4. the study of organisms within their environment or the study of ecosystems
  4. 6. both species benefit;increase their fitness
  5. 7. type of behavior that organisms are born to do or it is an instinct such as moth to light