2020
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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10 micro-grams per litre
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0.03 micro-grams per litre
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20 micro-grams per litre
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30 micro-grams per litre
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Detailed explanation-1: -The WHO have set drinking water standards for uranium in drinking water as 30 µg/L.
Detailed explanation-2: -Is there too much uranium in your water? Your test results will have a number then the letters “ug/L.” These letters mean micrograms per liter and are a unit of measurement, like pounds or ounces. Your water has too much uranium if your test result is 30 ug/L or higher.
Detailed explanation-3: -The Maximum Contaminant Level for uranium is 30 micrograms per liter (30 parts per billion).
Detailed explanation-4: -In a 2019 assessment, groundwater in 18 states was found to be contaminated with uranium. Of those, the uranium levels in six states - Andhra Pradesh, Himachal Pradesh, Maharashtra, Goa, Karnataka and West Bengal - are currently upgraded to ‘within the prescribed limits’ zone.
Detailed explanation-5: -As per Bureau of Indian Standard (BIS), maximum permissible limit of Uranium is 0.03 mg/l (as per WHO provisional guidelines) in all drinking water standards after following due process.