Fermentation Kinetics – Section 1


Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

16. An open system in which the growth rate is maintained by the removal and addition of media at such a rate as to maintain a constant cell density is called a

A. manostat
B. chemostat
C. turbidostat
D. culturostat

Correct Answer: C. turbidostat
Advertisement

17. Washout in steady-state fermentation occurs when

A. dilution rate is less than the maximum specific growth rate
B. dilution rate is higher than the maximum specific growth rate
C. cell concentration reaches the maximum
D. specific growth rate is maximum

Correct Answer: B. dilution rate is higher than the maximum specific growth rate
Advertisement

18. Fermentor should be filled with medium up to

A. 65-70%
B. 70-75%
C. 75-80%
D. 80-85%

Correct Answer: C. 75-80%
Advertisement

19. Bacterial growth curve is obtained by plotting

A. number of cells versus time
B. number fo spores versus time
C. log of number of cells versus time
D. log of number of cells survived versus time

Correct Answer: C. log of number of cells versus time
Advertisement

20. When intracellular enzymes of whole cells are to be used in a bio-conversion process, it is often necessary to____________the cells.

A. permeabilize
B. lyophilize
C. heat-kill
D. denature

Correct Answer: A. permeabilize
Advertisement

Warning: Undefined variable $in_same_cat in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/EXP.GKFEED.COM/function.php on line 27

Warning: Undefined variable $excluded_categories in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/EXP.GKFEED.COM/function.php on line 27

Leave A Comment?