Air pollution is caused by :
PYQ SSC JE (Junior Engineer) 2014
Air pollution is caused by :
- A.
Loud speakers
- B.
Insecticides
- C.
Sewage
- D.
Smoke
Attempted by 6 students.
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PYQ SSC JE (Junior Engineer) 2014
Air pollution is caused by :
Loud speakers
Insecticides
Sewage
Smoke
Attempted by 6 students.
Sign up free to check your answer
Sign up free