UPSC General Studies Sample Paper General Studies Sample Paper-4

  • question_answer
    Every ecosystem regulates and maintains itself and resists the stresses and disturbances upto a certain limit. This self-regulation or control system is known as

    A)  Cybernetics                  

    B)  Adaptability

    C)  Homeostasis                 

    D) (d) Feedback mechanism

    Correct Answer: A

    Solution :

    [a] Cybernetic system is a basic function of every ecosys' It is the tendency of every ecosystem to regulate and maintain itself and resist any stress or disturbances upto a certain ' Adaptability is related to species not to ecology. Homeostasis is the property of an ecosystem to tolerate external disturbance or stress. Feedback mechanism helps functioning of the ecosystem by countering the disturbance Feedback mechanism may be positive or negative.     

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