Q.21)-Which of the following is least likely to be effect of global warming
  • Increased frequency of hurricanes
  • Loss of fertile delta region as for agriculture
  • Decreased rate of photosynthesis in vegetation
  • Shrinking of the polar ice regions
Q.22)-The first protocoal to ban the emissions of choloro fluorocarbons in the atmosphere was made in
  • Montreal
  • Osaka
  • Geneva
  • Florida