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SSC Ecology And Environment Sample Paper NCERT Sample Paper-4

  • question_answer
    Which one of the following is considered as pioneer community in Xerarch?

    A)  Annual herb

    B)  Perennial herb

    C)  Scrub stage      

    D)  Lichen

    Correct Answer: D

    Solution :

    [d] Xerosere is a plant succession that is limited by water availability. It includes the different stages in a xerarch succession. Xerarch succession of ecological communities originated in extremely dry situation such as sand deserts, sand dunes, salt deserts, rock deserts etc.


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