UPSC General Studies Sample Paper General Studies Sample Paper-3

  • question_answer
    Ecological succession culminates in climax species. Consider the following statements about ecological succession.
    1. Clement gives the first idea about climax community.
    2. Climax stage is comparatively stable stage of succession that led to make a biome.
    3. Climax communities are more complex and more diversified
    4. Climatic condition is a deciding factor in establishing climax succession,
    Which of the statements given above are correct?

    A)  2 and 3

    B)  1 and 2

    C)  2, 3 and 4                    

    D)  All of these       

    Correct Answer: D

    Solution :

    [d] Ecological succession is an orderly process of community development in any region that starts with primary succession on a bare rock and proceed through seres to the climax stage that is comparatively stable and species communities are comparatively more complex and more diversified. This climax concept was first, explained by Frederic Clement who gives idea of 'Mono climax' and later Arthur Tansley gives idea of 'Poly climax'. The climax stage is not permanent, it is changed with change in climate, edaphic factor etc.

You need to login to perform this action.
You will be redirected in 3 sec spinner