2021
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Bihar
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Uttar Pradesh
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Kerala
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Odisha
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Detailed explanation-1: -Odisha has most contaminated sites in India: CPCB data.
Detailed explanation-2: -Kanpur. Kanpur, known for its shoe industries and leather, tops the list of India’s most polluted cities. The city has the worst air quality in India as confirmed by the WHO. The annual average level of PM 2.5 in Kanpur is 88, which is 17 times higher than the recommended limit of WHO.
Detailed explanation-3: -Delhi continued to be the top polluted city in the country in 2022 with an annual average of PM 2.5 concentration 99.7 micrograms per micrograms per cubic metre of air.
Detailed explanation-4: -Delhi was the most polluted city in 2022, with an annual average PM2. 5 concentration of 99.71 ug/m3 – 2.5 times the safe limit (40 ug/m3) set by the CPCB.
Detailed explanation-5: -Besides, there are 168 sites that may be contaminated but require investigation and confirmation, as per the CPCB. Odisha tops the list with 23 contaminated sites, followed by Uttar Pradesh (21) and Delhi (11).