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Free Download as PDF of Bioprocess Technology Questions with Answers as per exam pattern, to help you in day to day learning. We provide all important questions and answers for all Exam.
13. Culture containing more than one kind of microorganism is called _______culture.
- [A] synchronous
- [B] pure
- [C] auxenic
- [D] continuous
Answer: Option [C]
14. Gas transfer calculations are often based on_____________ .
- [A] one-film theory.
- [B] three- film theory.
- [C] two-film theory.
- [D] four-film theory
Answer: Option [C]
15. Which organism needs a lower concentration of oxygen in their environment for growth?
- [A] Anaerobe
- [B] Aerobe
- [C] Microaerophilic
- [D] Macroaerophilic
Answer: Option [C]
16. The growth curve obtained for a medium containing two carbon sources is called ____________growth curve.
- [A] diauxic
- [B] continuous
- [C] batch
- [D] synchronous
Answer: Option [A]
17. The organism that catalyses acetone-butanol fermentation is ________.
- [A] Acetobacter aceti
- [B] Penicillium chrysogenum
- [C] Citrobacter sp
- [D] Clostridium acetobutylicum.
Answer: Option [D]
18. Which phase of bacterial growth represent the time of adaptation?
- [A] Lag
- [B] Log
- [C] Stationary
- [D] Death
Answer: Option [A]
19. In ___________ phase, the secondary metabolites are synthesized.
- [A] exponential
- [B] acceleration
- [C] idio
- [D] death
Answer: Option [C]
20. Which among the following detergent is used for cell disruption?
- [A] Sodium lauryl sulfate
- [B] SDS
- [C] Triton X-100
- [D] All the above.
Answer: Option [D]
21. A continuous culture in which growth rate is limited by the rate of nutrient supply is called ______
- [A] turbidostat
- [B] chemostat
- [C] autostat
- [D] none of the above
Answer: Option [B]
22. The transfer of genetic information by direct cell to cell contact is _____
- [A] conjugation
- [B] transformation
- [C] transduction
- [D] transfection
Answer: Option [A]
23. Which organism can tolerate one environmental condition but still live in another?
- [A] Aerobes
- [B] Anaerobes
- [C] Facultative
- [D] Endospore producing microbes.
Answer: Option [C]
24. Which among the following represent aerobic process?
- [A] Trickling filters.
- [B] Rotating disc contactors.
- [C] Rotating drums.
- [D] All the above.
Answer: Option [D]
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