Salinity (sodium chloride content) of inland natural freshwater supplies is
A) more likely to be a problem in areas with low amounts of rainfall
B) equally a problem in areas with high and low amounts of rainfall
C) more likely to be a problem in areas with high amounts of rainfall
D) none of these
Correct Answer:
Verified
Q15: Lead enters drinking water primarily from
A)improperly discarded
Q16: Mercury poisoning can occur from consuming fish
Q17: Of the ions found in water, the
Q18: Primary sewage treatment is focused on
A)reducing the
Q19: Rapid eutrophication of a lake or stream,
Q21: Secondary sewage treatment is focused on
A)disinfection to
Q22: Sediment (soil particles) in natural waters can
A)
Q23: Tertiary sewage treatment is primarily focused on
A)reducing
Q24: The amount of oxygen required to decompose
Q25: The coastal zones of the earth's oceans
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