Q: 121 (CAPF/2013)


Statement I : Ozone is produced naturally by the action of ultraviolet radiation on oxygen molecule (02) in the upper atmosphere.
Statement I : Ozone depletion has been caused by the release of chlorofluoro- carbons (CFCs) into the atmosphere.
question_subject: 
Science
question_year: 
2013
question_exam: 
CAPF
stats: 
0,896,552,400,896,16,136