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5 Written questions

5 Matching questions

  1. 19. Name three types of symbiosis and explain how each organism is affected.
  2. 9. What is a limiting factor? Give examples.
  3. 12. What is an organism's niche?
  4. 18. What is symbiosis?
  5. 25. What events could lead to secondary succession?
  1. a -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
  2. b Forest fires
    Tsunamis
    Floods
    Hurricanes
    Mining
  3. c The way that animals inter act with each other and live together and at least one benefits
  4. d An organism role or job, determined by what an organism eats, how it eats, who it eats, how it reproduces, and physical conditions it requires to survive.
  5. e Commensalism- one is benefited one get nothing happened to it
    Parasitism- on is harmed and the parasite is benefited
    Mutualism- both organisms are benefited

5 Multiple choice questions

  1. 1. Abandoned field
    2. Tree growth begins
    3. Forest
    4. Climax community
  2. Organism-population-community-ecosystem
  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. 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. -Predation
    -Competition

5 True/False questions

  1. 15. Explain the relationship between a predator and prey. Explain how the each population affects the other's population.Predator: wolf- helps control the population by eating the prey
    Prey: deer- provides food for the predator

          

  2. 10. What is an adaptation?Behaviors & physical characteristics that allow organisms to survive in their environment

          

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

          

  4. 16. Explain adaptations a predator has to make it a good predator.Running fast, claws, being nocturnal, stealth

          

  5. 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