Question

How many of the top 30 most polluted cities are in India?

a) 12

b) 21

c) 26

d) 13​

Answer 1

Answer:

21 is correct answer

Explanation:

India scores 21 out of 30

Moreover, on the basis of the average PM concentration throughout the year, 21 out of the top 30 most-polluted world cities in the list belong to India. Ghaziabad in the Uttar Pradesh (U.P) state topped the chart while capital New Delhi emerged at the