Leaching of minerals from soils, especially calcium, magnesium, and potassium, can be increased when
A) the pH is lowered, especially from acid rain.
B) salty irrigation water is used to flush out polluted soils.
C) anti-microbial agents and nanoparticles contaminate soils.
D) excess chemical fertilizer is used over many years.
A
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How can limestone be dissolved by groundwater when it is almost insoluble in pure water? How does
this happen? What will be an ideal response?
In the United States, thunderstorms are most common in
A) central Florida. B) Kansas. C) Oklahoma. D) Louisiana.
If the potential evaporation is more than the annual precipitation, the climate is
A) wet. B) dry. C) humid. D) cold.
The major climate type in the Russian region is subarctic, and the major biome is boreal forests
a. True b. False Indicate whether the statement is true or false