Nitrogen is Available for Plants in the form of:

  1. Nitrogen gas
  2. Nitrogen dioxide
  3. Nitrate
  4. Nitric acid
Monis Rasool Professor Asked on 26th August 2015 in Biology.
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1 Answer(s)

Answer: (3) Nitrate 

Anurag Mishra Professor Answered on 4th October 2015.
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