# The region which is greatly affected by air pollution is

$\begin{array}{1 1}(a)\;Troposphere&(b)\;Stratosphere\\(c)\;Mesophere&(d)\;Thermosphere\end{array}$

## 1 Answer

The region which is greatly affected by air pollution is troposphere
Hence (a) is the correct answer.
answered Jan 20, 2014

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