Which one of the following projects on ‘global warming’ is based on secondary sources?

  1. A collage of pictures on global warming
  2. Interviews with elders living in an area on changes in weather
  3. A graphical representation of unanalyzed weather data collected from meteorological office
  4. A discussion based on the weather changes mentioned in a book
Monis Rasool Professor Asked on 22nd February 2016 in Environment Science.
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    Answer: (3) A graphical representation of unanalyzed weather data collected from meteorological office

    Anurag Mishra Professor Answered on 25th February 2016.
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