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Soil — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceSoil1 Mark
MCQ
Rock phosphate has $P_2O_5$
  • A
    $10 - 20%$
  • ✓
    $20 - 40%$
  • C
    $30 - 50 %$
  • D
    $20 - 30%$
✓

Answer

Correct option: B.
$20 - 40%$
B.  $20 - 40%$

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