NAT I Engineering Chemistry With Answers

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NAT I Engineering Chemistry

Sr. # Questions Answers Choice
1 Carbon monoxide is pollutant as it Inactivates nerves Inhibits glycolysis Combines with oxygen Combines with hemoglobin
2 SO2 and NO2 pollution by increasing Alkalinity Acidity Neutrality Buffer action
3 Pollutant of automobile exhausts that affects nervous system/produces mental diseases is <span style="font-size: 14.44444465637207px;">Mercury</span> <span style="font-size: 14.44444465637207px;">Lead</span> <span style="font-size: 14.44444465637207px;">Nitrogen oxide</span> <span style="font-size: 14.44444465637207px;">Sulphur oxide</span>
4 Sulphure dioxide affects Cell wall Plasmodesmata All membrane systems Nucleus
5 Cyclone collector is used for minimizing Radioactive pollution Air pollution Noise pollution Water pollution
6 Which one is not a pollutant normally? Hydrocarbons Carbon dioxide Carbon monoxide Sulphur dioxide
7 Cheif air pollutant which is likely to deplete ozone layer Sulphure dioxide Carbon dioxide Carbon dioxide Nitrogen oxides and chloro fluorocarbons
8 Atmosphere of big/metropolitan cities is polluted most by Automobile exhausts Pesticide residue Household waste Radio-active fall out
9 Detergents are Synthetic products Natural products Both A and B None of the above
10 In N.W.F.P the phosphate fertilizer are produced at D.I.Khan Haripur Nowshera Dargai
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