BiologyWhat are nutrients are supplied by using Potassium nitrate?p) Nitrogenq) Potassiumr) Phosphorus

What are nutrients are supplied by using Potassium nitrate?

p) Nitrogen

q) Potassium

r) Phosphorus

  1. A

    p and q

  2. B

    q and r

  3. C

    only q

  4. D

    all

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