Microbes in Human WelfareHard
Question
Which one of the following is an environment -related disorder with the correct main cause?
Options
A.Black lung disease (pneumoconiosis)found mainly in workers in stone quarries and crushers.
B.Blue baby disease (methaemoglobinaemia) due to heavy use of nitrogen rich fertilizers inthe area.
C.Non-Hodgkin′s Lymphoma found mainly in workers involved in manufacture of naam based pesticides.
D.Skin cancer mainly in people exposed to benzene and mathne.
Solution
Blue baby disease is caused by nitrate poisoining (presence of methaemoglobin) tesulting in organs & skin with the characteristic blush tint.
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