Chapter 36 Self Quiz: Ecosystems

  1. Producers are
    1. autotrophs (correct)
    2. heterotrophs (wrong)
    3. detritivores (wrong)
    4. herbivores (wrong)
    5. carnivores (wrong)
      Hint
  2. Consumers in an ecosystem include the following EXCEPT:
    1. herbivores (wrong)
    2. carnivores (wrong)
    3. decomposers (wrong)
    4. detritivores (wrong)
    5. producers (correct)
      Hint
  3. A heterotroph can typically assimilate ________ of the energy it consumes into biomass.
    1. almost 100% (wrong)
    2. about 1/3 (wrong)
    3. about 1/2 (wrong)
    4. none (wrong)
    5. less than 20% (correct)
      Hint
  4. The prevailing winds at the College of DuPage are called
    1. westerlies (correct)
    2. easterlies (wrong)
    3. north-easters (wrong)
    4. south-westers (wrong)
    5. doldrums (wrong)
      Hint
  5. Human activity can upset the ________ cycle by burning fossil fuels and contributing to global warming.
    1. water (wrong)
    2. carbon (correct)
    3. nitrogen (wrong)
    4. oxygen (wrong)
    5. energy (wrong)
      Hint
  6. Chemosynthesis provides energy in this ecosystem:
    1. estuaries (wrong)
    2. intertidal regions (wrong)
    3. tropical rain forest (wrong)
    4. desert (wrong)
    5. hydrothermal vents (correct)
      Hint
  7. The most diverse of the ocean ecosystems is
    1. shallow water (correct)
    2. open sea surface (wrong)
    3. deep sea water (wrong)
    4. high tides (wrong)
    5. hydrothermal vents (wrong)
      Hint
  8. At least half of the terrestrial plants and animals occur in which ecosystem?
    1. savanna (wrong)
    2. grassland (wrong)
    3. deciduous forest (wrong)
    4. tropical rain forest (correct)
    5. desert (wrong)
      Hint