Environmental Engineering in CE Which of the following processes is involved in the biochemical treatment of sewage effluents? Dehydration Reduction Fermentation Oxidation Dehydration Reduction Fermentation Oxidation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes Respiratory disease (e.g., asthma) Reduced crop yield Cancer Silicosis Respiratory disease (e.g., asthma) Reduced crop yield Cancer Silicosis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE During sewage treatment, the sewage is subjected to __________ treatment in Imhoff tank. Digestion Sedimentation Filtration Both B and C Digestion Sedimentation Filtration Both B and C ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyl and haemoglobin breakdown of some animals, beyond TLV (>50 ppm) Causes asphyxia Causes increase in sea level Acts as a green house gas thereby raising earth's temperature Inhances the green house effect Causes asphyxia Causes increase in sea level Acts as a green house gas thereby raising earth's temperature Inhances the green house effect ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Phenolic water generated in coke ovens & by-product plant of a steel plant are disposed off by None of these Discharging in the river stream Filtration and recycling for cooling coke oven gas Quenching of hot coke None of these Discharging in the river stream Filtration and recycling for cooling coke oven gas Quenching of hot coke ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Carbon monoxide is a pollutant, which causes Asphyxiation (suffocation) leading to death Retardation in crop growth Damage to building materials like marble Respiratory disease (e.g. asthma) Asphyxiation (suffocation) leading to death Retardation in crop growth Damage to building materials like marble Respiratory disease (e.g. asthma) ANSWER DOWNLOAD EXAMIANS APP
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