Environmental Engineering in CE Presence of nitrates in water in excess of 50 ppm causes Tooth decay Gastroentetitis Asphyxiation Mathenoglobenemia Tooth decay Gastroentetitis Asphyxiation Mathenoglobenemia ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Higher concentration of CO₂ in atmosphere Prevents solar heat being radiated out completely, resulting in Reflects and absorbs the longer wavelength (infra-red) radiations All of these Allows visible solar radiation (ultraviolet) of short wave-length to pass through Prevents solar heat being radiated out completely, resulting in Reflects and absorbs the longer wavelength (infra-red) radiations All of these Allows visible solar radiation (ultraviolet) of short wave-length to pass through ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following air pollutants is not toxic to vegetation i.e., doesn't cause vegetation damage? Sulphur dioxide & spray of weed killers Hydrogen fluoride & nitrogen oxides Smog & ozone Carbon monoxide Sulphur dioxide & spray of weed killers Hydrogen fluoride & nitrogen oxides Smog & ozone Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Polyvinyl chloride containers are not suitable for storing Woolen clothes None of these Foodstuffs Metallic powder Woolen clothes None of these Foodstuffs Metallic powder ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Persons working in cement plants and limestone quarries are more prone to disease like Asthma Cancer Flourosis (bone disease) Silicosis Asthma Cancer Flourosis (bone disease) Silicosis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smog is A liquid particle resulting from vapor condensation A solid particle e.g. flyash A combination of smoke and fog Nothing but black smoke A liquid particle resulting from vapor condensation A solid particle e.g. flyash A combination of smoke and fog Nothing but black smoke ANSWER DOWNLOAD EXAMIANS APP
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