Environmental Engineering in CE The pH value of oxidised sewage is about 13.4 1.8 7.3 6.2 13.4 1.8 7.3 6.2 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The effect of increase in carbon dioxide level of the atmosphere and its profound effect on our climate is called the Green house effect Catalytic conversion Global warming Both B and C Green house effect Catalytic conversion Global warming Both B and C ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The detrimental effect on organism and water quality with temperature rise of aquatic system is the reduction of __________ of water. Dissolved oxygen content Biological oxygen demand Vapor pressure All of these Dissolved oxygen content Biological oxygen demand Vapor pressure All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The principal gas evolved from sludge digestion tank is CH₄ CO CO₂ N₂ CH₄ CO CO₂ N₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In a sedimentation tank, the detention period for water ranges from __________ hours. 2 to 4 24 to 32 16 to 20 8 to 12 2 to 4 24 to 32 16 to 20 8 to 12 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Growth of __________ is promoted by the presence of manganese in water. Algae Micro-organisms Files Mosquitoes Algae Micro-organisms Files Mosquitoes ANSWER DOWNLOAD EXAMIANS APP
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