Large MCQ

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

• Which of the following is true for single cell protein?
  ক

  Algae cannot be used in single cell protein

  খ

  It is produced through fermentation

  গ

  It does not contain carbohydrates and vitamins

  ঘ

  Its utilization increases environmental pollution
• System of reaction in which no reactant leaves reaction mixture is termed as ___________
  ক

  Open system

  খ

  Closed system

  গ

  Semi-open system

  ঘ

  Partially closed system
• What is the method of screening?
  ক

  To improve the microbial strain

  খ

  To improve the growth of an enzyme

  গ

  To choose appropriate microorganisms for the desired enzyme

  ঘ

  To determine the optimum conditions for growth of microbes
• What do you mean by “Nutrient repression”?
  ক

  Inhibition of unwanted enzyme production

  খ

  Production of unwanted enzymes

  গ

  Inhibition of cell nutrients

  ঘ

  Production of waste
• Which is the inducer of enzyme invertase?
  ক

  Starch

  খ

  Sucrose

  গ

  Galactosidases

  ঘ

  Fatty acids
• The production of enzyme is mostly carried out by?
  ক

  Batch fermentation

  খ

  Continuous fermentation

  গ

  Fed-batch fermentation

  ঘ

  Semi-batch fermentation
• Which enzyme was first produced industrially?
  ক

  Bacteria enzyme

  খ

  Yeast enzyme

  গ

  Fungal enzyme

  ঘ

  Streptomyces
• Which type of fermentation is used for large scale manufacturing of enzymes?
  ক

  Solid-state fermentation

  খ

  Submerged fermentation

  গ

  Solid-Gas state fermentation

  ঘ

  Gas-state fermentation
• Which of the following purified enzyme is used in pharmaceutical industry?
  ক

  Subtilisin

  খ

  Novozym-435

  গ

  Bromelain

  ঘ

  Asparaginase
• Which of the following is not an upstream process?
  ক

  Selection of a suitable enzyme

  খ

  Process development

  গ

  Concentration and primary purification of enzymes

  ঘ

  Large scale production
• In Upstream processes, process development increases the mRNA hydrolysis and proteolysis?
  ক

  True

  খ

  False
• Which of the following is not included in immobilization process?
  ক

  Absorption

  খ

  Adsorption

  গ

  Entrapment

  ঘ

  Affinity
• Cellulase is used in which type of industry?
  ক

  Food industry

  খ

  Paper industry

  গ

  Biofuel industry

  ঘ

  Chemical industry
• Which of the following does not produces “Proteases”?
  ক

  Bacillus

  খ

  Rhizopus

  গ

  Mucor

  ঘ

  Bacillus coagulans
• The inactive cells are advantageous for enzyme activity.
  ক

  True

  খ

  False