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5 Written Questions

5 Matching Questions

  1. 17. Explain adaptations a prey has so it will not be eaten.
  2. 11. How does natural selection determine the adaptations of organisms in an ecosystem?
  3. 21. What is succession?
  4. 14. What are two major interactions between organisms in an ecosystem?
  5. 2. What is the difference between biotic and abiotic factors in an ecosystem?
  1. a Hiding in its shell, claws, being nocturnal, cunning
  2. b Biotic- the parts of a habitat that are living, or were once living and interact with an organism
    Abiotic- the nonliving parts of an organism's habitat
  3. c -Predation
    -Competition
  4. d The series of predictable changes that occur in a community over time
  5. e The organisms with the traits best suited for the environment will have a greater survival rate and reproduce more that the ones without these traits

5 Multiple Choice Questions

  1. Forest fires
    Tsunamis
    Floods
    Hurricanes
    Mining
  2. Biotic- plants, animals, paper
    Abiotic- sun, water, soil
  3. I- birth rate and immigration can make a population increase, space
    D- limiting factors, food shortages, emigration, and natural disasters can make a population decrease
  4. Primary- he series of changes that occur in an area where no soil or organisms exist- takes 100's of years
    Secondary- the series of changes that occur in an area where the ecosystem ha been disturbed, but where soil and organisms still exist- takes a couple years
  5. The ecosystem is formed by the community and all the abiotic factors together

5 True/False Questions

  1. 9. What is a limiting factor? Give examples.How many people live in one area

          

  2. 24. Identify the major steps of succession.The series of predictable changes that occur in a community over time

          

  3. 13. Why can two species not occupy the same niche?Because it would cause competition, because you can't share a job with something

          

  4. 16. Explain adaptations a predator has to make it a good predator.Hiding in its shell, claws, being nocturnal, cunning

          

  5. 18. What is symbiosis?The series of predictable changes that occur in a community over time

          

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