Across
- 3. Species can cause dramatic changes in the structure of a community
- 4. any relationship in which two species live closely together
- 5. Noticed the human population was in an exponential growth
- 7. Operate strongly only when population density reaches a certain level
- 9. a factor that controls the growth of a population
- 10. interaction in which one animal captures and feeds on another animal
Down
- 1. predator-prey relationships
- 2. Species will fight for the same limited resources
- 6. to survive and reproduce under a range of environmental circumstances
- 8. full range of physical and biological conditions in which an organism lives and the way in which the organisms uses those conditions