9. Select the false sentence (a) Mercury isotopes can be used to find out if the

Question

9. Select the false sentence (a) Mercury isotopes can be used to find out if the mercury from artisanal miners goes farther in the drainages (b) Mercury can react with cyanide and when in the drainage can be bioavailable (c) The main problem for the artisanal miners is the methylmercury accumulated in the fish they eat (d) One of the major health problems detected by miners intoxicated with Hg vapor is lack of memory (e) Mercury in urine has a very good correlation with neurological symptoms 10. Select the true sentence related to AGM-artisanal gold miners (a) When amalgams are burned in open air this represents the main loss of mercury to the environment (b) The main loss of Hg in AGM occurs when miners amalgamate the whole ore in small ball mills (c) The formalization of AGM is the main initiative to reduce pollution (d) Miners should come back to farming activities which are much more lucrative Mercury activation refers to into amalgam which makes it more active to amalgamate gold

Explanation / Answer

9) false statment is (c) .......the concept is true that methylmercury is formed in fishes but it causes problem when miners drain mercury and then other peoples face this problem. Main problem faced by miners is neurological problem.

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