Related Questions

Sooty and sulphurous smog formed due to combustion of fossil fuels particularly in winter, continues throughout the day and night. When the moist atmospheric air's water vapor condenses on the solid particles of smoke thereby forming smog (smoke + fog), it causes
A Poor visibility due to sky darkening
B Irritation in eyes
C Respiratory trouble
D All of the above
The smog is essentially caused by the presence of
A O3 and N2
B O2 and N2
C Oxides of N and S
D O2 and O3
Which of the following is not a component of Smog?
A Volatile organic compounds
B Nitrogen Oxide
C Sulphur dioxide
D Chlorine oxide
Smog is not formed due to the presence of __________ in the atmosphere.
A SO2
B NOx
C CO2
D Any of these
Which of the following diseases is not caused by VIRUS?
A Chicken Pox
B Dengue
C Cholera
D Polio
Which one among the following water-borne diseases is not caused by a bacteria ?
A Cholera
B Typhoid
C Bacillary dysentery
D Hepatitis A
Which of the following pollutants is the major contributor to photochemical smog?
A Peroxynitrates
B Hydroperoxides
C Nitrogen dioxide
D Ozone
Which of the following group of gases cause photochemical smog?
A Ozone, PAN and CO
B HC, NO and PAN
C O2, PAN, and NO2
D O3, PAN and NO2
Which of the following emissions in the exhaust gas of an I.C. engine causes the formation of photochemical smog?
A Nitrogen oxides
B Hydrocarbons
C Both A & B
D Carbon monoxide
Diseases which are not caused by virus -
A Enteric fever
B Poliomyelitis
C Rheumatic fever
D Tubercular Meningitis
E Conjunctivitis

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