Question

      …………………………….horizon is visible in virgin soils and absent in arable soils.

    A O Horizon Correct Answer Incorrect Answer
    B B Horizon Correct Answer Incorrect Answer
    C E Horizon Correct Answer Incorrect Answer
    D C Horizon Correct Answer Incorrect Answer

    Solution

    O Horizon : occurring commonly in forest areas. Such O Horizon is visible in virgin soils and absent in arable soils.

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