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Loamy, mild or sandy clay has __________ percentage of alkali?(a) 5%(b) 1%(c) 4%(d) 0% |
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Answer» The correct choice is (d) 0% To explain I would say: It does not contain any alkali contents. It contains 5% of organics matter, 1% of lime, magnesia and oxides of iron, 66% of silica and 27% of alumina. |
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