Stratospheric ozone is a health hazard for people with respiratory illnesses. Indicate whether the statement is true or false
false
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Discuss some of the ways humans are affecting global soils
What will be an ideal response?
Why is there a greater concentration of calcite, halite, and gypsum in desert soils than in other soils?
A) The sand of the desert contains more of these minerals than soil-forming rocks in other regions do. B) The dry climate allows minerals to precipitate from solution while in wetter soils they would filter away. C) The dry earth allows minerals to come up to the surface while in wetter soils they would remain lower. D) The soils of the desert do not contain pores large enough to wash these minerals away when water comes in the form of rain.
What is the water in the soil that is held by soil particles and cannot be used by plants?
a. Soil water. b. Infiltrated water. c. Percolating water. d. Hygroscopic water.
Nickpoints migrate downstream
Indicate whether the statement is true or false