Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test Current Affairs Indexes and Reports
According to the World Air Quality Report 2023 published by Swiss firm IQAir, which city has emerged as the most polluted metropolis?
1
Begusarai
2
Patna
3
Bhagalpur
4
More than one of the above
5
None of the above