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5 Written Questions

5 Matching Questions

  1. 25. What events could lead to secondary succession?
  2. 17. Explain adaptations a prey has so it will not be eaten.
  3. 24. Identify the major steps of succession.
  4. 10. What is an adaptation?
  5. 11. How does natural selection determine the adaptations of organisms in an ecosystem?
  1. a Forest fires
    Tsunamis
    Floods
    Hurricanes
    Mining
  2. b Behaviors & physical characteristics that allow organisms to survive in their environment
  3. c 1. Abandoned field
    2. Tree growth begins
    3. Forest
    4. Climax community
  4. d Hiding in its shell, claws, being nocturnal, cunning
  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. The ecosystem is formed by the community and all the abiotic factors together
  2. Biotic- plants, animals, paper
    Abiotic- sun, water, soil
  3. P- a tick on a dog
    C- a bird sitting on a deer
    M- a bee pollinating a flower
  4. The first species to populate an area
  5. Running fast, claws, being nocturnal, stealth

5 True/False Questions

  1. 2. What is the difference between biotic and abiotic factors in an ecosystem?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

          

  2. 14. What are two major interactions between organisms in an ecosystem?Organism-population-community-ecosystem

          

  3. 1. What is a habitat and what should it provide an organism-An environmental factor that causes a population to stop growing or to decrease in size
    -Natural disaster, space, food, water, weather conditions, population growth, disease

          

  4. 22. What are the two types of succession and how are they different?Organism-population-community-ecosystem

          

  5. 7. What can cause a population to increase? Decrease?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

          

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