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Natural Resources — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceNatural Resources1 Mark
MCQ
Major source of mineral in soil is the:
  • ✓
    Parent rock from which soil is formed.
  • B
    Plants.
  • C
    Animals.
  • D
    Bacteria.
✓

Answer

Correct option: A.
Parent rock from which soil is formed.
The physical and chemical weathering of rocks is the process involved in formation of soil. Rocks are the naturally occurring soil aggregates of one or more minerals. For example common granite is combination of quartz, feldspar and biotite minerals.

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