| Column I | Column II |
| (a) Catalytic converter | (i) Particulate matter |
| (b) Electrostatic precipitator | (ii) CO and NOx |
| (c) Earmuffs pollution | (iii) High noise |
| (d) Land fills | (iv) Thalamus and pericarp |
A) a=ii b=i c=iii d=iv
B) a=i b=ii c=iii d=iii
C) a=iv b=iii c=ii d=ii
D) a=ii b=iii c=iv d=ii
Correct Answer: A
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