A) Production of - Burning of coal sulphur dioxide
B) Depletion of ozone - Release of CFCs layer in the atmosphere
C) Eutrophication - Increase in nitrogen and Phosphorus content in auatic bodies
D) Decrease in BOD - Increase in global of pond water temperature
Correct Answer: D
Solution :
[d] \[BOD\propto \frac{\text{1}}{\text{Dissolved}\,\,\text{oxygen}\,\,\text{(DO)}}\] Less BOD: More DO; thus less pollution Global warming is due to \[C{{O}_{2}}\] (60%), \[C{{H}_{4}}\] (20%), CFCs (14%) and \[{{N}_{2}}O\] (6%)
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