Multiple Choice Questions on Which of the following adds add nitrogen to the soil 1 Excretion of urea by animals 2 Burning of coa........... for UPSC Civil Services Examination (General Studies) Preparation

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Multiple Choice Questions

Which of the following adds add nitrogen to the soil 1 Excretion of urea by animals 2 Burning of coa...........

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    Which of the following adds/add nitrogen to the soil?

    1. Excretion of urea by animals

    2. Burning of coal by man

    3. Death of vegetation

    Select the correct answer using the codes given below:

    This questions was previously asked in
    UPSC CSP Previous Year Paper (2013)
    View All IAS Previous Year Papers

    1 only 

    Incorrect Answer

    2 and 3 only

    Incorrect Answer

    1 and 3 only 

    Correct Answer

    1, 2 and 3

    Incorrect Answer
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    Explanation:

    Nitrogenous Waste products of Living organisms such as urea and uric acid and dead remains of organisms are converted back to inorganic ammonia by the bacteria. Burning of coal do not add nitrogen to the soil.

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