Ecology - Qp7

8 Questions

Settings
Please wait...
Ecology Quizzes & Trivia

Questions and Answers
  • 1. 
    Global warming describes the warming effect certain gases have on the temperature of the earth's atmosphere under normal conditions.
    • A. 

      True

    • B. 

      False

  • 2. 
    The longwave radiation cannot pass through the glass as easily as the short waves.
    • A. 

      True

    • B. 

      False

  • 3. 
    ______ is a major agent for the formation of acid rain.
    • A. 

      Carbon dioxide

    • B. 

      Sulphur dioxide

    • C. 

      Nitrogen

  • 4. 
    Match the following statements:
    • A. Therefore the destruction of vegetation, such as deforestation, reduces the amount of that which is removed from the atmosphere.
    • A.
    • B. This is the main greenhouse gas, but human activities are not known to have significant influence on the atmospheric concentrations of this.
    • B.
    • C. Mainly because of agricultural activities the concentration of this gas has doubled between 1750 and 1994.
    • C.
    • D. It has increased by 8% over the period 1770 to 1994.
    • D.
    • E. The concentration of these gases in the atmosphere is increasing by 8% per year.
    • E.
  • 5. 
    The changes in global temperature, although apparently small, could cause very large changes in climate.
    • A. 

      True

    • B. 

      False

  • 6. 
    Ozone is a highly reactive, colourless gas in which each molecule contains two oxygen atoms, as opposed to oxygen in which there are three oxygen atoms.
    • A. 

      True

    • B. 

      False

  • 7. 
    The ozone layer is a band of concentrated ozone in the ______.
    • A. 

      Troposphere

    • B. 

      Mesosphere

    • C. 

      Thermosphere

    • D. 

      Stratosphere

  • 8. 
    The following are methods that may reduce waste:  (Select three)
    • A. 

      Buy in bulk

    • B. 

      Avoid over-packaged products

    • C. 

      Choose disposable items

    • D. 

      Use rechargeable batteries

    • E. 

      Use paper dishtowels and napkins