The significant quantity of upper soil is formed by

(A) Igneous rock
(B) Sedimentary rock
(C) Metamorphic rock
(D) Biological degradation

Correct Answer : Sedimentary rock
Question Asked : SSC (10+2) Level Data Entry Operator & LDC Exam 2012
Explanation : The Significant quantity of upper soil is formed by Sedimentary rock.
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Tags : Agriculture Pedology Soil Geography
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