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10. Which of the following statements are true? If false, correct them:

       (a) Boron deficiency leads to stout axis.

       (b) Every mineral element that is present in a cell is needed by the cell.

       (c) Nitrogen as a nutrient element, is highly immobile in the plants.

        (d) It is very easy to establish the essentiality of micronutrients because they are required only in trace quantities.

Answers (1)

       (a) Boron deficiency leads to stout axis.

            True statement 

       (b) Every mineral element that is present in a cell is needed by the cell.

            False statement. Only essential mineral elements are needed by the cells. 

       (c) Nitrogen as a nutrient element is highly immobile in the plants.

             False statement. Nitrogen is highly mobile nutrient.

        (d) It is very easy to establish the essentiality of micronutrients because they are required only in trace quantities.

              True statement.

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