10. which of the following occurs with leaching a. rainwatercombines with carbon dioxide from humus, b. soluable salts areremoved from the soil. c. carbonic acid solution is formed. d. allor e. none
11. caverns form when underground streams dissolve. a. granite. b.limestone. c stalactites. d. humus.. e. coral.
12. sand formed from which of the following is not white. quart,gypsum, basalt, calcium carbonate, or all the above will bewhite.
13. lakes have __ water. fresh, salt, either, neither fresh orsaline
14.the term groundwater primarily refers to .. undergrounds riversand lakes, water that fiters down and saturates the soil or waterfound lying on the surface of the ground.
15. lakes are ___permandnet always, sometimes. never
16. the water table is defined as the surface of lakes and rivers,the bottome , the te top of the water saturated zone or the bottomof the saturated zone