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  3. NEET

NEET Sample Paper NEET Sample Test Paper-56

  • question_answer
    Deep black soil is productive due to high proportion by:

    A) Sand and zinc

    B) Gravel and calcium

    C) Clay and humus

    D) Silt and earthworm

    Correct Answer: C

    Solution :

    [c] Clay and humus These are the richest in nutrients and therefore these soils are the most fertile.


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