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  1. Home
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Miscellaneous·2016·Easy

Excessive use of which of the following fertilizers may be responsible for the presence of a toxic substance in groundwater?

Excessive use of which of the following fertilizers may be responsible for the presence of a toxic substance in groundwater?

Options

  1. a.

    Nitrogen

  2. b.

    Phosphate only

  3. c.

    Potassium only

  4. d.

    Phosphate and potassium

    Correct answer

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