Environmental Engineering in CE Maximum permissible limit of mercury in human blood is __________ micrograms/100 c.c. 7 19 82 1 7 19 82 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The upper layer of atmosphere is called the Ionosphere Troposphere None of these Stratosphere Ionosphere Troposphere None of these Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ethanolamine is an absorbant used for the removal of __________ from air/gas. Both B & C H₂S HF SO₂ Both B & C H₂S HF SO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The average thickness of ozone layer in stratosphere is about __________ dobson unit (DU). 230 1500 20 750 230 1500 20 750 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a practical method of low level radioactive waste disposal? Disposing off in rivers & oceans Filling in steel crates and shooting it off out of earth Discharging to atmosphere through tall stacks after dilution Dilution with inert material Disposing off in rivers & oceans Filling in steel crates and shooting it off out of earth Discharging to atmosphere through tall stacks after dilution Dilution with inert material ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of dissolved impurities of __________ is responsible for the red brownish color of water. Arsenic Bi-carbonates Iron & manganese Carbonates Arsenic Bi-carbonates Iron & manganese Carbonates ANSWER DOWNLOAD EXAMIANS APP
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