Soils Test Bank 2024/2025 updated Questions And Answers 100% correct Verified

A fine textured soil when moist and manipulated in your hand will feel sticky and will form a good "ribbon" when squeezed out between your thumb and forefinger.TRUE The rate water moves through a soil (called saturated hydraulic conductivity) will move more slowly through a soil with a massive structure than a soil with a granular soil structure shape.TRUE A loam textured soil would be less plastic and less sticky than a sandy loam textured soil.FALSE A soil with 5% calcium carbonate would not exhibit any effervescence when 10% HCl is dropped on this soil.FALSE A soil with a dark brown to black color would likely have more organic matter in it than a soil which is red or yellowish in color.TRUE We measure the salt content of a soil by testing a water extract from that soil to conduct an electrical current, and the units are expressed in decisimens per meter (dsm/m).TRUE A typical surface horizon of an Arizona soil would be about ½ pores and ½ solids, and the pores either have air or water in them.TRUE