Civil Services TSPSC Group 1 Mock Test 2022-23 General Knowledge Ecology and Environment Environment Problems
Consider the following statements:
1. Smog towers largely tend to follow an 'updraft air cleaning system' and a 'downdraft air cleaning system.'
2. Mumbai has installed the first smog tower in India.
3. Smog is more common in industrial areas.
Which of the statements given above is/are correct?
1
3 only
2
1 and 3 only
3
2 and 3 only
4
1 and 2 only