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NEET AIPMT SOLVED PAPER SCREENING 2007

  • question_answer
                    The population of an insect species shows an explosive increase in numbers during rainy season followed by its disappearance at the end of the season. What does this show?                                          

    A)                  S-shaped or sigmoid growth of this insect

    B)                  The food plants mature and die at the end of the rainy season

    C)                  Its population growth curve is of J-type

    D)                  The population of its predators increases enormously

    Correct Answer: C

    Solution :

                    Its population growth curve is J-shaped in which density increases rapidly in exponential fashion and then stops abruptly as environmental resistance or another limiting factor becomes effective more or less suddenly.


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