Environmental Engineering in CE For existence of aquatic life in water, the dissolved oxygen content in it, should not be less than __________ ppm. 5 500 10000 1000 5 500 10000 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Out of the following, TLV of __________ is maximum (about 500 ppm). Toluene Carbon dioxide Carbon disulphide Acetaldehyde Toluene Carbon dioxide Carbon disulphide Acetaldehyde ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Green house effect is accentuated by All of these Rapid industrialisation Deforestation Increased transportation activity All of these Rapid industrialisation Deforestation Increased transportation activity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of dissolved impurities of __________ is responsible for the red brownish color of water. Iron & manganese Arsenic Carbonates Bi-carbonates Iron & manganese Arsenic Carbonates Bi-carbonates ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Aerosols present in atmospheric air may be Combination of all A, B & C Neutral Positively charged Negatively charged Combination of all A, B & C Neutral Positively charged Negatively charged ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following acts as a natural source of air pollution? Deforestation Volcanic eruption None of these Forest fire Deforestation Volcanic eruption None of these Forest fire ANSWER DOWNLOAD EXAMIANS APP
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