Environmental Engineering in CE Presence of __________ in water stream are deleterious to aquatic life. Soluble and toxic organics Suspended solids Heavy metals and cynides All of these Soluble and toxic organics Suspended solids Heavy metals and cynides All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Persons working in cement plants and limestone quarries are more prone to disease like Asthma Cancer Silicosis Flourosis (bone disease) Asthma Cancer Silicosis Flourosis (bone disease) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The term Biological Oxygen Demand (BOD) is used in relation to Industrial effluents Cooling water Potable water Distilled water Industrial effluents Cooling water Potable water Distilled water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The lowest layer of atmosphere is known as the Ionosphere Troposphere None of these Stratosphere Ionosphere Troposphere None of these Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold limit value (TLV) means maximum permissible/acceptable concentration. TLV of phosgene in air is about __________ ppm (parts per million). 4.8 1.2 0.2 0.002 4.8 1.2 0.2 0.002 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Brown spots in fabrics will be caused by washing with water containing large amount of . Iodine Bromine Zinc Iron Iodine Bromine Zinc Iron ANSWER DOWNLOAD EXAMIANS APP
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