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5 Written questions

5 Matching questions

  1. Preservation
  2. Recycling
  3. Biochemical Oxygen Demand
  4. Photovoltaic Cell
  5. Sustainable Development
  1. a Mechanism that collects solar rays to generate electricity.
  2. b Can be maintained in a country without depleting resources to the extent that future generations will be unable to keep up.
  3. c The separation, collection, and processing of unwanted material.
  4. d Oxygen needed to allow aquatic bacteria to decompose a given load of organic waste.
  5. e Maintenance of a resource in it present condition, with little or no human interaction.

5 Multiple choice questions

  1. Place to deposit solid waste, where a layer of earth is bulldozed over garbage everyday to reduce emissions, minimize fires, and discourage vermin.
  2. Substance in the environment that is useful to people, is economically and technologically feasible to access, and is socially acceptable to use.
  3. Addition of more waste than a resource can accommodate.
  4. Resource that has a theoretically unlimited supply and is not depleted when used by humans.
  5. The number of species in a specific habitat.

5 True/False questions

  1. Passive Solar Energy SystemsEnergy system that collects energy without the use of mechanical devices.


  2. Acid PrecipitationSulfur oxides and nitrogen oxides, emitted by burning fossil fuels, enter the atmosphere, combine with other items, and return to Earth.


  3. Hydroelectric PowerPower supplied by people or animals.


  4. Green House EffectResource that has a theoretically unlimited supply and is not depleted when used by humans.


  5. Biomass FuelEnergy source that derives from plant material and animal waste.