New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Major form of boron absorbed by plants is: (A) 

    B4O7-2‑ (B)  BO32- (C) H2BO3- (D) H3BO3
    A (A) Correct Answer Incorrect Answer
    B (B) Correct Answer Incorrect Answer
    C (C) Correct Answer Incorrect Answer
    D (D) Correct Answer Incorrect Answer

    Solution

    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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