Fermentation Biochemistry MCQ

Test your knowledge with important Fermentation Biochemistry MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Fermentation Biochemistry MCQs on Bissoy. Bissoy App

• Steam beer is a bottom-fermented beer.
  ক

  True

  খ

  False
• Oxygen is used for the synthesis of sterols.
  ক

  True

  খ

  False
• Acetaldehyde is ___________ toxic to cells.
  ক

  Less

  খ

  Not

  গ

  Highly

  ঘ

  Moderate
• Sulphite acts as _______________
  ক

  Oxidant

  খ

  Anti-oxidant

  গ

  Anti-inflammatory

  ঘ

  Anti-aging
• Which of the following is an alternative to diacetyl for imparting a yellow colour to the beer?
  ক

  2,3-Pentanedione

  খ

  2,4-Pentanedione

  গ

  2,2-Pentanedione

  ঘ

  1,2-Pentanedione
• Which of the following is responsible for aldehyde reduction?
  ক

  ADH II

  খ

  ADH I

  গ

  ADH III

  ঘ

  ADH IV
• Which of the following imparts rose flavour?
  ক

  Isobutyl acetate

  খ

  Isoamyl acetate

  গ

  Phenylethylacetate

  ঘ

  Caproate
• Which of the following acts as an osmoprotectant?
  ক

  Glycogen

  খ

  Glycerol

  গ

  Acetic acid

  ঘ

  Starch
• Which of the following has goat-like aromas?
  ক

  Caprylic acid

  খ

  Succinic acid

  গ

  Malic acid

  ঘ

  Formic acid
• Which of the following is responsible for apple flavour?
  ক

  Isoamyl acetate

  খ

  Hydrogen sulphide

  গ

  Dimethyl sulphate

  ঘ

  Ethyl acetate
• Which of the following is used to give banana flavour?
  ক

  Isoamyl acetate

  খ

  Hydrogen sulphide

  গ

  Dimethyl sulphate

  ঘ

  Diacetyl
• Which of the following is responsible for butterscotch flavour?
  ক

  Dimethyl sulphate

  খ

  Hydrogen sulphide

  গ

  Diacetyl

  ঘ

  Acetate
• Who reported flavours of more than 200 beer components?
  ক

  Meilgaard

  খ

  Ingram

  গ

  Dombek

  ঘ

  Rees
• Which of the following metabolite does not impart flavour to beer?
  ক

  Esters

  খ

  Thiols

  গ

  Carbonyls

  ঘ

  Alcohols
• Glycogen is an energy storage molecule.
  ক

  True

  খ

  False
• Trehalose is a polysaccharide.
  ক

  True

  খ

  False
• Who developed the concept of FGMIP?
  ক

  Thevelein and Hohmann

  খ

  Boultan et al.

  গ

  Callaerts et al.

  ঘ

  Nes et al.
• Who investigated the accumulation of trehalose in lager yeast?
  ক

  Gelinas

  খ

  Trivedi

  গ

  Jacobsen

  ঘ

  Majara
• Glycogen is a polymer of ________________
  ক

  β-Glucose

  খ

  α-Glucose

  গ

  α (1,6)-Glucose

  ঘ

  β (1,4)-Glucose
• Which of the following suppresses respiratory metabolism?
  ক

  Custers effect

  খ

  Kluyver effect

  গ

  Carbon catabolite

  ঘ

  Crabtree effect
• Which of the following effect activates glycolysis?
  ক

  Custers effect

  খ

  Crabtree effect

  গ

  Kluyver effect

  ঘ

  Pasteur effect
• Which of the following effect causes instantaneous alcoholic fermentation?
  ক

  Short term Crabtree effect

  খ

  Long term Crabtree effect

  গ

  Kluyver effect

  ঘ

  Pasteur effect
• Which of the following causes the stimulation of glucose fermentation to ethanol?
  ক

  Custers effect

  খ

  Kluyver effect

  গ

  Pasteur effect

  ঘ

  Crabtree effect
• Which of the following prevents fermentation in the presence of oxygen?
  ক

  Long term Crabtree effect

  খ

  Short term Crabtree effect

  গ

  Kluyver effect

  ঘ

  Pasteur effect
• What results in the activation of RAS genes?
  ক

  GTP to GDP

  খ

  ATP to ADP

  গ

  GDP to GTP

  ঘ

  ADP to ATP
• The RAS system was identified in ____________
  ক

  Animal cells

  খ

  Plant cells

  গ

  Bacterial cells

  ঘ

  Mammalian cells
• Who discovered that carbon in yeast is dissimilated via the glycolytic pathway?
  ক

  Lagunas

  খ

  Bruinenberg

  গ

  Embden

  ঘ

  Myerhoff
• The breakdown of glucose is known as ______________
  ক

  Gluconeogenesis

  খ

  Glycolysis

  গ

  Glycogenolysis

  ঘ

  Glycogenesis
• Proline is a class 1 wort amino acid based on the effect of fermentation performance.
  ক

  True

  খ

  False
• Bioaccumulation is a faster process.
  ক

  True

  খ

  False