The following are true of vibro cholerae except: (A) Produces indole and reduces nitrates, (B) Synthesises neuraminidase, (C) Dies rapidly at low temperature, (D) All
Answer is C. Ans. is 'c' i.e., Dies rapidly at low temperature . Duration of protection of cholera vaccine is 3-6 months. . Vibrio cholerae does not die at lower temperature, infact it grows at lower temperature (range 16-40degC)