Organisms And Populations Ques 43
43. 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
Show Answer
Answer : a
Hints & Solutions
(a) The growth curve for bacteria is sigmoid. First phase is the phase of slow growth- Lag phase. Second phase is the period of accelerated growth - Log phase. Third phase is the phase when growth rate becomes stable - Stationary phase. Finally growth rate declines.
BETA
