Contents

Which important greenhouse gas other than methane is being provided from the agricultural fields?
a) SO 

 b) Nitrous oxide

c) Ammonia        

b

Ozone day is observed on……………………
a) January 03                      

b) March 26         
c) November 10                 

d) September16

c

Ozone layer of upper atmosphere is being destroyed by…………
a) Ozone               

b) PAN                  

c) Aldehydes       

c

Formation of hole in ozone is maximum over
a) India 

b) Africa               

c) Antarctica        

c

Fluoride pollution mainly affects………..
a) Kidney             

b) Teeth                

c) Heart

d) Brain

b

The highest heating valve is of……………
a) Garbage           

b) Rubbish           

c) Hospital waste

b