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According to the Central Pollution Control Board, particles that are responsible for causing great harm to human health are of diameterA. 2.50 micrometersB. 5.00 micrometersC. 10.00 micrometersD. 7.5 micrometers. |
Answer» Correct Answer - A Particulate matter causing air pollution is differentiated into settleable (larger than `10 mu` m) and suspended (less than `10 mu` m) particulate matteer. According to Central Pollution Control Board, particles of `2.5 mu` and lesser diameter are most harmful to human health as they can pass deep into lungs causing breathing and respiratory problems. |
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