question_answer

                Choose the correct sequence of stages of growth curve for bacteria:                                     

A)                 lag, log, stationary, decline phase            

B)                 lag, log, stationary phase

C)                 stationary, lag, log, decline phase

D)                 decline, lag, log phase

Correct Answer: A

Solution :

                When microbes are grown in a closed system or batch culture, the resulting growth curve has usually four phases: (a) lag phase (b) exponential (=log phase) (c) stationary phase (d) death phase.