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Which of the following nutrient is absorbed in both positive and...

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Soil Science
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Which of the following nutrient is absorbed in both positive and negative forms?

Answer & Solution
Correct Answer: Option D
Nitrogen is a nutrient element that is absorbed in both positive and negative forms.
It is absorbed in the form of ammonium ion i.e. NH4+ is a positive ion. Also, it is absorbed as nitrate ion i,e. NO3-, that is a negative ion.
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