Environmental Engineering in CE Which of the following is the most lethal water pollutant? Alkalis Phenol and cynide Chlorine Suspended solids Alkalis Phenol and cynide Chlorine Suspended solids ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Acute danger to human life (i.e. death) exists, if the concentration of CO₂ in atmospheric air exceeds __________ percent (by volume). 1 7 20 3 1 7 20 3 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inhalation of lead compounds present in the automobile exhausts (using leaded petrol) causes Nervous system disorder Anaemia All of these Blood poisoning Nervous system disorder Anaemia All of these Blood poisoning ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In the context of the chemical process industries, the term BOD is normally associated with the Characterisation of boiler feed water Characterisation of liquid effluents Characterisation of solid wastes Organic concentration in gaseous effluents Characterisation of boiler feed water Characterisation of liquid effluents Characterisation of solid wastes Organic concentration in gaseous effluents ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible limit of industrial noise as recommended by World Health Organisation (WHO) is __________ decibels. 95 75 105 35 95 75 105 35 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The progressive warming up of the earth's surface is mainly due to the Blanketing effect of CO₂ in the atmosphere Thickening of ozone layer De-forestation Automobile exhaust Blanketing effect of CO₂ in the atmosphere Thickening of ozone layer De-forestation Automobile exhaust ANSWER DOWNLOAD EXAMIANS APP
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