Biology 10 Chapter 16
Man and His Environment - 8


Biology Class 10
1.    Green house gases are?




Biology Class 10
2.    Polar ice caps and glaciers melt due to?




Biology Class 10
3.    Acidic rain has a ptl of?




Biology Class 10
4.    Which one lowers the ptl of water?




Biology Class 10
5.    Demerits of acidic rain are?




Biology Class 10
6.    Clearing of forests is?




Biology Class 10
7.    Flood, Droughts, landslides and erosions are due to?




Biology Class 10
8.    About 250 years ago the world population was?




Biology Class 10
9.    At 2025 the world population will be?




Biology Class 10
10.    The current level of urbanization in Pakistan is about?


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