Soil - layer of material on the earth's surface, Sandy soil - grainy, good drainage, used in construction, Clay soil - fine, poor drainage, used for tiles, Loam soil - organic matter, good drainage, used for agricultural, Soil profile - layers in soil - top, sub and rock, Fertiliser nutrients - NPK, Ways to improve plant growth - fertiliser, herbicide, pesticide, biological control, Sedimentary rock - layered rock e.g. sandstone, Igneous rock - cooled magma e.g. granite, Metamorphic rock - rocks changed by heat and/or pressure e.g. marble, Minerals - naturally occurring compound - 8 categories, mineral examples - quartz, gypsum,

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