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Match List I with List II:| List I | List II || :--- | :--- || A. Iron | I. Synthesis of auxin || B. Zinc | II. Component of nitrate reductase || C. Boron | III. Activation of catalase || D. Molybdenum | IV. Cell elongation and differentiation |

  1. A
    A-III, B-II, C-I, D-IV
  2. B
    A-II, B-III, C-IV, D-I
  3. C
    A-III, B-I, C-IV, D-II
  4. D
    A-II, B-IV, C-I, D-III

Solution & Step-by-step Explanation

1. Iron (): Required for the activation of the enzyme catalase (III).2. Zinc (): Essential for the synthesis of auxin (IAA) (I).3. Boron (): Required for pollen germination and cell elongation/differentiation (IV).4. Molybdenum (): Structural component of nitrate reductase (II).Sequence: A-III, B-I, C-IV, D-II.

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Match List I with List II:| List I | List II || :--- | :--- || A. Iron | I. Synthesis of auxin || B. Zinc | II. Component of nitrate reductase || C. Boron | III. Activation of catalase || D. Molybdenum | IV. Cell elongation and differentiation |
A
A-III, B-II, C-I, D-IV
B
A-II, B-III, C-IV, D-I
C
A-III, B-I, C-IV, D-II
D
A-II, B-IV, C-I, D-III

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