SSC Ecology And Environment Sample Paper NCERT Sample Paper-4

  • question_answer
    The sum of all ecosystems on Earth is called the

    A)  Stratosphere

    B)  Lithosphere

    C)  Biosphere

    D)  Hydrosphere

    Correct Answer: C

    Solution :

    [c] The biosphere is the biological component of earth systems, which also include the lithosphere, hydrosphere, atmosphere and other "spheres" (e.g. cryosphere, anthrosphere, etc.). The biosphere includes all living organisms on earth, together with the dead organic matter produced by them.

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