click below
click below
Normal Size Small Size show me how
AR MNR Units 3&4
AR Managing Natural Resources Units 3 & 4
| Question | Answer |
|---|---|
| dead plant and animal material in various stages of decay | Organic matter |
| those materials underlying the soil from which the soil was formed | Parent material |
| the layer of natural materials on the earth's surface, containing both organic and inorganic materials, that is capable of supporting plant life | Soil |
| use of soil so damage or loss is minimal or nonexistent | Soil conservation |
| the process by which soil is removed | Soil erosion |
| layers in a mature soil | Soil horizon |
| a vertical section of a soil at a specific site | Soil profile |
| the arrangement of soil particles into shapes and sizes | Soil structure |
| the proportion of sand, silt, and clay in soil | Soil texture |
| an underground stream or pool in sand or gravel layers | Aquifer |
| the water beneath the surface of the earth; found in spaces between rocks and soil particles | Groundwater |
| the water cycle | Hydrologic cycle |
| water that is appropriate for human consumption without further purification or boiling | Potable water |
| water that runs on the earth's surface | Runoff water |
| water on the earth's surface, such as lakes, ponds, and streams | Surface water |
| a colorless, transparent, naturally occurring compound made of hydrogen and oxygen | Water |
| an area of land from which all the water that does not infiltrate the soil runs to a downhill location | Watershed |