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Home ‣ Biochemical Engineering ‣ Immobilized Enzyme See What Others Are Saying!
- Question
Water insoluble enzymes can be prepared by using multifunctional agents that are bifunctional in nature and have
Options- A. low molecular weight
- B. high molecular weight
- C. high equivalent weight
- D. low reactivity
- Correct Answer
- low molecular weight
- 1. From the following sanitizers which one comes under category of surface active agents?
Options- A. Tetra phosphate
- B. Teepol
- C. Meta phosphate
- D. None of these Discuss
- 2. Discoloration can be achieved by using
Options- A. sulphloydryl oxidase
- B. proteases
- C. anthocyanase
- D. all of these Discuss
- 3. An internal draft tube is preferrred to an external draft tube because
Options- A. it is easier to clean and sterilize a reactor
- B. it is cheaper to build a reactor with an internal draft tube
- C. Both (a) and (b)
- D. none of the above Discuss
- 4. The conformational change in an enzyme after the substrate is bound that allows the chemical reaction to proceed, can be explained by
Options- A. induced fit
- B. transition
- C. fit and fine
- D. Pasteur Discuss
- 5. The most commonly employed cross-linked polymer is the
Options- A. polyacrylamide gel
- B. collagen
- C. celluloses
- D. cation exchange resin Discuss
- 6. Fed batch reactors is used to produce vinegar because
Options- A. it can maintain low ethanol concentrations
- B. it can maintain low acetic acid concentrations
- C. acetic acid bacteria tend to ferment at high ethanol concentrations
- D. all of the above Discuss
- 7. For glucose isomerization by immobilized enzyme, the reactor generally used is
Options- A. CSTR
- B. plug flow
- C. packed bed
- D. fluidized bed Discuss
- 8. If the viscosity of a fluid decreases with the length of time that it is being mixed, then this fluid is
Options- A. newtonian
- B. rheopectic
- C. viscoelastic
- D. thixotropic Discuss
- 9. The SI unit for viscosity is
Options- A. kg.m-1.s-1
- B. kg.m-2.s-2
- C. kg.m-3.s-1
- D. kg.m-1.s-2 Discuss
- 10. The support material for immobilization of cells of Bacillus subtilis is
Options- A. ion exchange resins
- B. gelatin
- C. Anthracite
- D. agarose and carbodiimide Discuss
More questions
Correct Answer: Teepol
Correct Answer: anthocyanase
Correct Answer: it is easier to clean and sterilize a reactor
Correct Answer: induced fit
Correct Answer: polyacrylamide gel
Correct Answer: it can maintain low ethanol concentrations
Correct Answer: packed bed
Correct Answer: thixotropic
Correct Answer: kg.m-1.s-1
Correct Answer: agarose and carbodiimide
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