The greenhouse effect

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					  Name : _____________________________                         Chapter 9 Endangered Ecosystem
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  WORKSHEET 9. 5 : THE GREENHOUSE EFFECT                                            Score __ /__
                                                                                    ____
The greenhouse effect is the ______ in the
earth’s temperature due to the trapping of                                 _____ __________
infrared radiation by a few types of gases                                 methane
                                                                           _______ of nitrogen




           What is the greenhouse
                   effect ?                                                  Gases that can cause
                                                                            the greenhouse effect.




                                                                   State the effects of global
          Explain how the
         greenhouse effect                                                  warming.
              occurs.



                                                                  __________ changes
         Some of the solar radiation (upon                       Occurrence of floods
          reaching the earth) is _________                        Occurrence of ________
          back to space.
          Some is ________ by the
                                                                  Spread of diseases
          greenhouse gases such as
          _________, _________ and
          ______________ warming up the
          atmosphere
         This increase in temperature
          causes ________ _________



                                                                                [11 marks]



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  WAJA BIOLOGY 2010
  JPN PERAK                                                                      5

				
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