Haryana PMT Haryana PMT Solved Paper-2006

  • question_answer
    Which is symbiont inside human intestine?

    A)  Streptococcus pneumonia

    B)  Neisseria meningitides

    C)  E. coli

    D)  Treponema pallidum

    Correct Answer: C

    Solution :

    E. coli lives in large intestine of human. The cells of E. coli produce bacteriocins proteins that inhibit the growth of other bacteria such as pathogenic Salmonella and Shigella Streptococcus pneumoniae a normal residant of nose and throat, can cause pneumonia Neisseria mening.itidts resides in respiratory tract, can cause meningitis (a disease that inflames the coverage of brain and spinal cord) The bacteria Treponema pallidum cause syphilis disease of reproductive tract


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