Question
Major form of boron absorbed by plants is: (A)
B4O7-2‑ (B) BO32- (C) H2BO3- (D) H3BO3Solution
Boron plays an important role in the movement and metabolism of sugars in the plant and synthesis of plant hormones and nucleic acids. It is taken up by plants primarily as H3BO3 (boric acid) and H2BO3- (borate).
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