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  3. WB JEE Medical

WB JEE Medical WB JEE Medical Solved Paper-2008

  • question_answer
    Which one of the following bacterium is used extensively as biopesticide?

    A)  Bacillus subtilis                

    B) Bacillus thuringiensis

    C)  Streptococcus lactis

    D)  Lactobacillus acidophilus

    Correct Answer: B

    Solution :

                    The bacterium Bacillus thuringiensis carries a gene coding for Bt toxin proteins. It is active against insects through damage of intestinal tract by inhibiting ion transport in the midgut.


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