state gov UPSSSC Junior Assistant Mock Test Series 2025 (New) General Science Biology Ecology & Environment
Which of the following statements about ozone is correct?
1
Tropospheric ozone is 'good'.
2
Stratospheric ozone protects us from UV radiations.
3
Tropospheric ozone protects us from UV radiations.
4
Stratospheric ozone is 'bad'.
5
None of the above