SSC SSC GD Constable 2025 Mock Test Series General Knowledge Ecology and Environment

ନିମ୍ନୋକ୍ତ ମଧ୍ୟରୁ କେଉଁଟି ବାୟୁମଣ୍ଡଳରେ ଦ୍ଵିତୀୟ ପ୍ରଦୂଷକ ଭାବରେ ଜଣାଶୁଣା?

1
ଓଜୋନ 
2
ସଲଫର୍ ଡାଇଅକ୍ସାଇଡ୍ 
3
ନାଇଟ୍ରୋଜେନ୍ ଅକ୍ସାଇଡ୍  
4
କାର୍ବନ ମନୋକ୍ସାଇଡ୍ 
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