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Soils
science
Question | Answer |
---|---|
Layer of solid rock under soil | bedrock |
Richest layer of soil | top soil |
Made up of once living things | humus |
Soil made up of humus and small and large grains | loam |
Soil that hold water easily due to its small grains | clay |
Using resources carefully in order to preserve the | conservation |
Material found in nature that living thins use | resourse |
The middle layer of soil; under topsoil | subsoil |
Three types of this are: sand, clay and loam | soil |
Planting thick grass between rows of other crops | strip cropping |
This is used so that soil will not be washed away | contour plowing |
A type of soil made up of large grains that doesn't hold water easily | samd |