alluvial soil is red brown soil .
TRUE/FALSE
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Explanation:
With rain, lime and silica are leached away, and soils rich in iron oxide and aluminium compound are left behind(thus the reddish brown colour). Also, humus content of the soil is removed fast by bacteria that thrives well in high temperature.
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0
TRUE :
Explanation: In well drained (and therefore oxygen rich) soils, red and brown colors caused by oxidation are more common, as opposed to in wet (low oxygen) soils where the soil usually appears grey or greenish by the presence of reduced (ferrous) iron oxide.
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