Q425
Silica-sesquioxide ratio is useful in the evaluation of soil in respect of
A.
Nutrient availability
B.
Iron and aluminum content
AnswerC.
Silicon content
D.
None of the above
Answer: Option B
Solution
Answer: Option B
Solution:
Silica-sesquioxide ratio is useful in the evaluation of soil in respect of Iron and aluminum content.The usefulness of silica-sesquioxide ratios in the characterization of clay soil was studied by comparative analysis of primary and secondary minerals and clays isolated from the selected temperate region and tropical soils.