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5 Written questions

5 Matching questions

  1. surface fires
  2. decomposers
  3. significant factors of human population growth
  4. rule-of-70
  5. k-selected
  1. a fires that only burn forest's underbrush and don't damage mature trees; they help because they prevent bigger fires by removing underbrush that would otherwise burn quicker at high temps.
  2. b availability of clean water, improved sanitation systems, and medical care
  3. c absorbs nutrients from nonliving organic matter (including waste!) and converts it into inorganic forms. ex: bacteria and fungi
  4. d organisms that reproduce later in life, fewer offspring, and heavily nurture offspring
  5. e can predict long-term population growth (70/current growth=population will double in x years)

5 Multiple choice questions

  1. pop. doubles in short time
  2. number of individuals of a population that inhabit a certain unit of land or water
  3. How far an organism can tolerate changes in environment
  4. the cyclic movement of phosphorus in different chemical forms from the environment to organisms and then back to the environment
  5. DIVERSE region that faces severe threats and has lost 70%+ of original vegetation

5 True/False questions

  1. total fertility rate# of children an average woman will bear during lifetime; based on analyzing data from past

          

  2. tailingsgangue (waste from mining)

          

  3. Second Harvestcharitable agency that distributes food that would otherwise go to waste

          

  4. genetic driftrandom fluctuations in frequency of seeing a gene in a small, isolated population. Due to chance, not natural selection

          

  5. ecological footprintrandom fluctuations in frequency of seeing a gene in a small, isolated population. Due to chance, not natural selection

          

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