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5 Written questions

5 Matching questions

  1. density-independent factors
  2. false dichotomy
  3. invasive species
  4. biosphere
  5. trophic cascade
  1. a an exotic species that have or are likely too cause ecological harm, (high biotic potential, lack predators and pathogens, low competition)
  2. b storms, natural disasters such as volcanoes pr earth quakes. What do these things have in common?
  3. c a series of changes in a population sizes of organisms at different trophic levels in a food chain, occurring when predators indirectly promote populations of organisms by keeping the levels in check ex. aspen trees in yellowstone
  4. d only two options, despite the information to the contrary
  5. e the sum total of living things on Earth and the areas that inhabit

5 Multiple choice questions

  1. when a species dies and can't be found anywhere else
  2. autotrpohs "self feeders" such as green plants, cyanobacteria, or algae
  3. the relative number of organisms of each age within a population
  4. nonscientific knowledge or practices "dressed up" as science, can't be tested
  5. to bounce back quickly after being harmed by a disturbance

5 True/False questions

  1. sympatric speciationgeographic rift causing a break in a population allowing two new species to emerge from the one older one


  2. realized nicheto survive a disturbance still intact


  3. habitatsomething that looks similar and capable of breeding


  4. Ad hominemdistraction from argument


  5. secondary successionfire, hurricanes, tornadoes, farming, a smaller disturbance that only brings an area back to bare soil, not rock


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