Soil resources questions.

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#	Question
1	A mineral horizon which has formed beneath the A-horizon, and is characterized by high concentration of silicate clays and Fe and Al oxides is a B-horizon. True OR False
2	B/C horizon is a transition horizon with properties of B and C horizons superimposed whereby properties of horizon B are more dominant than those of horizon C. True OR False
3	Both diagnostic soil horizons and soil diagnostic characteristics are employed by US soil Taxonomy in soil classification. True OR False
4	Biological weathering processes refer to all chemical and / or physical weathering processes involving plants and microorganisms. True OR False
5	Clay eluviation and illuviation occur simultaneously and are some of translocation soil forming processes. True OR False
6	According to the international society of soil science ,soil particles of diameter>2.0 mm are classified as sand particles. True OR False
7	Carbonation is one of the acid dissollution weathering processes. True OR False
8	Carbonation, Abrasion, hydrolysis and solution are some of the common chemical wethering processes. True OR False
9	During soil formation, development of the A-horizon is slower at the shoulder position of the slope than at the foot-slope position of the landscape. True OR False
10	Chemical weathering of rocks involves alteration of the chemical composition but not mineralogical composition of rocks. True OR False

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