Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) People Development & Environment Environmental Issues Ozone Layer Depletion
The phenomenon of ozone depletion is caused by
A. Volatile chlorinated hydrocarbons
B. Emissions from thermal power plants
C. Combustion of urban waste
D. Excessive use of nitrogen-containing fertilizers
Choose the correct answer from the options given below:
1
A, B and D only
2
A and D only
3
A, B and C only
4
A, C and D only