Soil resources questions.

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#	Question
1	Soil genesis is the science that deals with the formation of soils on the land surface of the earth. True OR False
2	Surfical erosion refers to removal and leaching of soil materials in solution from the surface layer of a soil. True OR False
3	The inorganic components of the soil (i.e sand, silt and clay) are some of the products of weathering of rocks and minerals. True OR False
4	Time is one of the active (influx) factors of soil formation. True OR False
5	Utisols have thicker and more developed horizons than Entisols. True OR False
6	Weathered rock fragments above the bedrock in a soil profile form one of the horizons in the solum. True OR False
7	Water movements in soils (the primary agent of soil forming process such as additions, translocations and transformations) are mainly controlled by topography. True OR False
8	Weathering contributes to the formation of soil by providing soil solid particles including sand , silt, clay and soil organic matter. True OR False
9	Weathering of rocks and minerals results in formation of both primary and secondary minerals and other weathering products. True OR False
10	Weathering results in disintergration of rocks and decomposition / and or modification of rocks and minerals to less stable forms in their environment. True OR False

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