UPSC General Studies Sample Paper General Studies Sample Paper-9

  • question_answer
    Population of five species may interact in several ways. One of these called Proto cooperation, occurs when                                                                          

    A)  one population inhibits the other                                                             

    B)  interaction is favourable to both, but not obligatory                                              

    C)  interaction is favourable to both, but obligatory                                                  

    D)  neither population affects the other                                                             

    Correct Answer: B

    Solution :

    [b] Proto cooperation is the ecological interaction, in which both participants benefit and that is not obligatory for their survival. Proto cooperation is a harmonious inter-specific ecological interaction e.g. the spur- winged plover, which eats residues from crocodile teeth by using its beak.

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