Multiple Choice Questions on The essentiality of nitrogen to higher plants was first established in the year ........ for Punjab Patwari Exam Preparation

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Multiple Choice Questions

The essentiality of nitrogen to higher plants was first established in the year ........

Agriculture ( Patwari Exam) Farming Practise and Agri Eduaction
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    The essentiality of nitrogen to higher plants was first established in the year : 

    1801 

    Incorrect Answer

    1802 

    Incorrect Answer

    1803 

    Incorrect Answer

    1804 

    Correct Answer
    Explanation:

    Ans. 1804  

    The essentiality of nitrogen to higher plants was first established in the year : 1804  .

    By: Brijesh Kumar
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