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Mineral Nutrition — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYMineral Nutrition2 Marks
Question
Answer the following questions with reference to nitrogen.
  1. The form in which it is absorbed from the soil.
  2. In which part of the plant, it is required?
  3. Two organic compounds in which it is a component.
✓

Answer

  1. It is absorbed in the form of $\text{NO}^{-}_{3},\ \text{NO}^{-}_{2}$ and $\text{NH}^{+}_{4}$ ions.
  2. It is required in the meristematic tissues and metabolically active cells.
  3. It is a constituent of nucleic acids, amino acids, vitamins, proteins, etc.

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