Sooty and sulphurous smog formed due to combustion of fossil fuels particularly in winter, continues throughout the day and night. When the moist atmospheric airs water vapor condenses on the solid particles of smoke thereby forming smog (smoke + fog), it causes_________________?

A. Respiratory trouble

B. Poor visibility due to sky darkening

C. Irritation in eyes

D. All A., B. and C.
Be the first to comment if anything wrong with this mcq
Your comment successfully submitted!
It will automatically posted after review and approval by our staff member.