New RBI Grade B 2025 Notification will come Soon! Enroll Here

    Question

    Given below are two statements Liming of acid

    soils with limestone and/or basic slag helps in neutralizing exchangeable aluminium (Al 3+ ) and increasing pH of soils to a desired level. Over-liming of acid soils has adverse effect on soil nutrient availability, particularly of micronutrients (Zn. Cu. Fe and Mn) and crop growth. Choose the correct answer from the options given below:
    A Both A is and B are correct Correct Answer Incorrect Answer
    B Only A is correct Correct Answer Incorrect Answer
    C Only B is correct Correct Answer Incorrect Answer
    D Both A and B are incorrect Correct Answer Incorrect Answer

    Solution

    Liming acidic soil with limestone neutralize  Al3+ and increase soil pH to a desired level while overliming affects the availability of micronutrients which are unavailable at alkaline pH range

    Practice Next

    Relevant for Exams: