Which materials are easily removed from the polluted water?
Q. Which materials are easily removed from the polluted water? Liquid Solids Dissolved Nutrients Answer: Solids
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How much percent of impurities are enough to make domestic sewage unfit for humans?
Q. How much percent of impurities are enough to make domestic sewage unfit for humans? 0.1 percent 1 percent 5 percent 10 percent Answer: 0.1 percent
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Which of the following are the dissolved materials present in domestic sewage?
Q. Which of the following are the dissolved materials present in domestic sewage? Sand Clay Nutrients Bacteria Answer: Nutrients
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Which of the following are the colloidal materials present in domestic sewage?
Q. Which of the following are the colloidal materials present in domestic sewage? Calcium Sand Ammonia Fecal matter Answer: Fecal matter
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Which of the following are the suspended solids in the domestic sewage?
Q. Which of the following are the suspended solids in the domestic sewage? Ammonia Sand Calcium Bacteria Answer: Sand
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When the government of India did pass the Water (Prevention and Control of Pollution) Act?
Q. When the government of India did pass the Water (Prevention and Control of Pollution) Act? 1999 1974 1896 2010 Answer: 1974
Which of the following metal is a water pollutant and causes sterility in human being
Q. Which of the following metal is a water pollutant and causes sterility in human being? As Mn Mg Hg Answer: Mn
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Which regions of seas/oceans are the most polluted ?
Q. Which regions of seas/oceans are the most polluted ? Estuarine Coastal Sea depths Coral reefs Answer: Coastal
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Which of the following does not occur when the sewage is discharged into water?
Q. Which of the following does not occur when the sewage is discharged into water? Increase in O2 Cyanophycean blooms occur Depletion of O2 layers Eutrophication Answer: Increase in O2
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Fishes die by sewage because
Q. Fishes die by sewage because Of its bad smell It replaces food material of fishes It increases oxygen competition among fishes CO2 is mixed in large amount in water Answer: Of its bad smell