Air pollution can be reduced by the following methods exc...
Air pollution can be reduced by the following methods except?
building tall factory chimneys
passing waste gases through filters and absorbers
using lead-free petrol in car
recycling tins, cans, and bottles
Correct answer is A
Chimneys of factories release toxic gases into the air
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Which of the following is not seen in the transverse section of a young monocotyledonous stem? ...
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Which of the following is lacking in the diet of a person with kwashiorkor? ...