Question

    Four words of the following sentence have been bold

    and given as options. Select the option that contains a spelling error. All life depends on a healthy planet, but the interwoven systems of atmosphere, oceans, watercourses , land, ice cover and biosphere , which form the natural environment, are threatned by human activities.
    A interwoven Correct Answer Incorrect Answer
    B threatned Correct Answer Incorrect Answer
    C biosphere Correct Answer Incorrect Answer
    D watercourses Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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