Penicillin is made employing _______________ fermentation process?

Related Mcqs:

1. Process conditions in fermentator used for production of penicillin is____________________?

   A. 25°C, 2 atm B. 50°C, l0 atm C. 30°C, 200 mm Hg (absolute) D. 90°C, 45 atm...

2. Production of alcohol by fermentation of molasses is a/an _____________ process?

   A. Anaerobic B. Aerobic C. Endothermic D. Both B. and C....

3. Penicillin, an antibiotic drug was discovered by__________________?

   A. Alexander B. Flaming C. Doctor Zhivago D. None of these...

4. Penicillin is separated from fermented broth by ____________________?

   A. Extraction with amyl or butyl acetate B. Ternary Azeotropic distillation C. Evaporator in calandria D. Extractive distillation...

5. Fermentation is adversely affected by the____________________?

   A. Presence of air B. Absence of air C. High concentration D. Presence of ammonium salts...

6. Air used in aerobic fermentation must be sterilized, otherwise the ___________________?

   A. Recovery of product will be difficult B. Contamination of pure culture would result C. Uniformity of product cannot be achieved D. None of these...

7. Fermentation of molasses to produce ethyl alcohol is done at ________________ °C?

   A. 20 – 30 B. < – 5 C. 100 – 150 D. 250 – 300...

8. Very dilute solutions are generally used in fermentation reactions for which the optimum temperature range is ____________ °C?

   A. -5 to 0 B. 5 to 10 C. 30 to 50 D. 75 to 80...

9. At very high concentration of enzymes, the rate of fermentation chemical reaction is _____________ the concentration of reactants?

   A. Independent of B. Directly proportional to C. Inversely proportional to D. Proportional to the square of...

10. Solvay process as compared to dual process (i.e. modified Solvay process) ?

    A. Can use low grade brine B. Has less corrosion problems C. Involves higher investment in NH3 recovery units than that for crystallisation units for NH4Cl D. Both B. and C....