Engineering Stability MCQ

Test your knowledge with important Engineering Stability MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Engineering Stability MCQs at Bissoy

• Which of the following cannot be used as an additive for stabilization of enzymes?
  ক

  Sugars

  খ

  Polyhydric alcohols

  গ

  Some organic solvents

  ঘ

  Urea
• Which of the following interactions stabilize proteins by restricting the possible conformation of the unfolded proteins?
  ক

  Non-covalent interactions

  খ

  Vander Waals interactions

  গ

  Hydrophobic interactions

  ঘ

  Di-sulfide interactions
• Unfavorable pH of the medium can often result in the inactivation of the involved enzymes.
  ক

  False

  খ

  True
• Which of the following is not a method of immobilization?
  ক

  Entrapment into gels

  খ

  Encapsulation

  গ

  Adsorptive interaction

  ঘ

  Engulfment
• Which of the following is the most prominent example of substance that is concerned with stability to proteolytic cleavage?
  ক

  Foods

  খ

  Beer

  গ

  Detergent

  ঘ

  Drugs
• Which of the following is not a method to stabilize a protein?
  ক

  Immobilization techniques

  খ

  Chemical modifications

  গ

  Addition of stabilizing compounds

  ঘ

  Reducing hydrophobic residues
• Only stability to temperature is important in industrial processes.
  ক

  True

  খ

  False
• Which of the following is concerned with stability to pH?
  ক

  Leather

  খ

  Beer

  গ

  Food

  ঘ

  Detergents
• Binding of metal ions or cofactors can increase structural stability when they bind with higher affinity to the folded than to the unfolded state.
  ক

  False

  খ

  True
• Substitutions of large hydrophobic residues in the protein cores with smaller amino acids have which of the following effect on the whole protein?
  ক

  No effect on stability

  খ

  Both stabilizing and destabilizing effect

  গ

  Stabilizing effect

  ঘ

  Destabilizing effect
• Several thermophilic proteins have additional ion pairs as compared to their mesophilic homologous.
  ক

  False

  খ

  True
• Which of the following is concerned with stability to temperature?
  ক

  Detergent processing

  খ

  Beer processing

  গ

  Leather processing

  ঘ

  Food processing
• Which of the following is a feature of critical importance in biotechnology?
  ক

  Viscosity

  খ

  Fluidity

  গ

  pH

  ঘ

  Stability
• The amount of enzyme produced by a micro-organism is not increased by increasing the number of gene copies that code for it.
  ক

  True

  খ

  False
• Which of the following is the recognition sequence of Hind III restriction enzyme?
  ক

  GCAACC

  খ

  CCGCGG

  গ

  TTGCAA

  ঘ

  AAGCTT