Home ยป Generally speaking, the atmosphere in big cities is polluted most by Air Pollution MCQs Generally speaking, the atmosphere in big cities is polluted most by December 29, 2021 3 Views Q. Generally speaking, the atmosphere in big cities is polluted most by Radioactive fall outHousehold wasteAutomobile exhaustPesticide residues Answer: Automobile exhaust
Which one of the following pollutant (or) pairs of pollutants is formed due to photochemical reactions?
The particulate which is emitted by combustion of petroleum in automobiles and which affects hemoglobin formation is