1.

Identify the pollutant gases largely responsible for the discoloured and lustreless nature of marble of the Taj Mahal?

A. \[{{O}_{3}}\] and \[C{{O}_{2}}\]         
B. \[C{{O}_{2}}\] and \[N{{O}_{2}}\]
C. \[S{{O}_{2}}\] and\[N{{O}_{2}}\]    
D. \[S{{O}_{2}}\] and \[{{O}_{3}}\]
Answer» D. \[S{{O}_{2}}\] and \[{{O}_{3}}\]


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