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Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-20

  • question_answer
    In fertilizers, NPK stands for

    A)  Nitrogen, Phosphorus, Potassium

    B)  Nitrogen, Phosphorus, Krypton

    C)  Sodium, Phosphate, Potassium         

    D)  Neon, Potassium, Calcium

    Correct Answer: A

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