#Question id: 3054
#SCPH06 I Botany
A pure culture in exponential growth phase has a bacterial concentration of 6.4 x 10^8 cells/ml. If the bacterium has a generation time of 1 h, how long ago was the cell concentration 8.0 x 10^7 cells/ml?
#Question id: 3055
#SCPH05 I Biotechnology
300 CFU will form on petriplate if 0.1ml sample plating from 10^6 diluted sample. Original sample contain bacteria per ml is
#Question id: 3055
#SCPH06 I Botany
300 CFU will form on petriplate if 0.1ml sample plating from 10^6 diluted sample. Original sample contain bacteria per ml is
#Question id: 3056
#SCPH05 I Biotechnology
Ten bacteria were inoculated into a rich medium. If at the end of ten hours the total number of cells is 10^4, then the number of elapsed generations and the generation time respectively is
#Question id: 3056
#SCPH06 I Botany
Ten bacteria were inoculated into a rich medium. If at the end of ten hours the total number of cells is 10^4, then the number of elapsed generations and the generation time respectively is
#Question id: 3057
#SCPH06 I Botany
Mean generation time of bacteria is 20 min. 6 hours of incubation, the bacterial population increases from 10^3 cells to