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9th Class Science Improvement in food resources Question Bank Improvement in Food Resources

  • question_answer
    Which of the following are the three primary nutrients needed for plant growth?

    A) Calcium, sulphur and magnesium.

    B) Nitrogen, phosphorus and potassium.  

    C) Zinc, boron and copper.

    D) Calcium/zinc/copper.

    Correct Answer: B

    Solution :

    The three primary nutrients needed for plant growth are nitrogen, phosphorous and potassium.


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