7th Class Science Nutrition in Plants Question Bank Self Test-1

  • question_answer
    Some minerals have been given below. Which one of the following options is correct about them? Iron, Calcium, Phosphorus, Magnesium, Zinc, Copper, Fluoride, Sodium, Potassium

    A)  Major minerals - Calcium, Phosphorus, Magnesium, Sodium and Potassium Trace elements - Iron, Zinc, Copper and Fluoride

    B)  Major minerals - Phosphorus, Magnesium, Zinc and Copper Trace elements-Calcium, Iron, Fluoride, Sodium and Potassium

    C)  Major minerals - Iron, Fluoride, Sodium, Phosphorus and Copper Trace elements - Calcium, Magnesium, Zinc and Potassium

    D)  Major minerals - Phosphorus, Iron, Zinc, Copper and Fluoride Trace elements - Calcium, Sodium, Potassium and Magnesium

    E)  None of these

    Correct Answer: A

    Solution :


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