Question

Lead (Pb) causes:

• A. Noise pollution
• B. Air pollution
• C. Radioactive pollution
• D. All the above

Answer 1

Answer: (B)

Air pollution

Lead is an major pollutant of soil and atmosphere. Lead is a heavy metal and a highly immobile element. Hence, the lead may quickly reach very high concentrations locally. Lead is a prominent pollutant released from factories manufacturing dry cells and batteries. In the atmosphere, lead is released by combustion of fossil fuels. Fossil fuels contain lead compounds as an additive as antiknock agents. Combustion of such fuel in vehicles leads to air pollution.

So, the correct answer is option B.