In which form plant uptake phosphorus?
Correct answer: A. Both
- A. Both
- B. HPO4-2
- C. H2po4
- D. Non of theseAccess Government Careers
Explanation
Plants take up phosphorus mainly as the inorganic phosphate ions H₂PO₄⁻ and HPO₄²⁻. Their relative proportion depends on soil pH, with H₂PO₄⁻ favoured in acidic soils and HPO₄²⁻ in alkaline soils.
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