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Home Biochemical Engineering Fermentation Kinetics See What Others Are Saying!
  • Question
  • The monod model predicts that the specific growth rate


  • Options
  • A. will increase with the concentration of the growth limiting substrate until it reaches a maximum value
  • B. will decrease with the concentration of the growth limiting substrate
  • C. will increase with the concentration of the growth limiting substrate
  • D. does not depend on growth limiting substrate

  • Correct Answer
  • will increase with the concentration of the growth limiting substrate until it reaches a maximum value 


  • More questions

    • 1. The moist heat is more effective than the dry heat because the intrinsic heat resistance of vegetative cells is greatly

    • Options
    • A. increased in a dry state
    • B. decreased in a dry state
    • C. increased in a wet state
    • D. decreased in a wet state
    • Discuss
    • 2. Zeolite softening process removes

    • Options
    • A. only temporary hardness of water
    • B. only permanent hardness of water
    • C. both temporary and permanent hardness of water
    • D. the dissolved gases in permanent hard water
    • Discuss
    • 3. ?-amylase is an endo enzyme which requires

    • Options
    • A. Ca
    • B. Cu
    • C. Mn
    • D. None of these
    • Discuss
    • 4. Heat transfer rates (per unit volume) will be lowest in

    • Options
    • A. Stirred tank bioreactor with biomass recycle
    • B. Continuous air lift bioreactor
    • C. Continuous packed bed reactor
    • D. Continuous fluidized bed bioreactor
    • Discuss
    • 5. Vortexing in stirred tank reactors can be prevented by

    • Options
    • A. installing baffles in the reactor
    • B. shifting the impeller to an off-centre position
    • C. Both (a) and (b)
    • D. using axial flow impellers
    • Discuss
    • 6. Which pattern of mixing is preferred in stirred tank reactors during the culture of aerobic microorganisms?

    • Options
    • A. Laminar flow
    • B. Transient flow
    • C. turbulent flow
    • D. all of these
    • Discuss
    • 7. Which graphical method is used to determine an enzyme degree of cooperativity?

    • Options
    • A. Hill plot
    • B. Koshland curve
    • C. Michaelis-Menten hyperbola
    • D. Can not be determined
    • Discuss
    • 8. The rate limiting step in the movement of oxygen from the gas phase in a bubble to the cell is the movement of oxygen molecules through

    • Options
    • A. gas-liquid interface
    • B. bubble boundary layer
    • C. bulk liquid
    • D. gas phase
    • Discuss
    • 9. The heated medium passes through a holding section, which is usually maintained in

    • Options
    • A. adiabatic conditions
    • B. isothermal conditions
    • C. isotropic conditions
    • D. isobaric conditions
    • Discuss
    • 10. The equation for the rate of product formation for simple enzyme reaction is given by (Where rmax, maximum reaction rate, Cs substrate concentration, Cp product concentration ES, CES enzyme-substrate concentration)

    • Options
    • A. rp = rmax Cs/(Km+Cs)
    • B. rp= rmax CES/(Km+ CES)
    • C. rp = rmax Cs/(Km+CES)
    • D. rp = rmax Cs/(Km+Cp)
    • Discuss


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