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MCQs

Total Questions : 234 | Page 3 of 24 pages
Question 21. Chymosin hydrolyses the bond between
  1.    Alanine and glycine
  2.    Phenyl alanine and methonine
  3.    Glutamic acid and alanine
  4.    Alanine and phenyl alanine
 Discuss Question
Answer: Option B. -> Phenyl alanine and methonine
Answer: (b).Phenyl alanine and methonine
Question 22. Juice clarification extraction is facilitated by using
  1.    cellulases
  2.    amylase
  3.    inulinase
  4.    lactase
 Discuss Question
Answer: Option A. -> cellulases
Answer: (a).cellulases
Question 23. Lysozyme is naturally present in
  1.    egg white
  2.    bacteria
  3.    tears & milk
  4.    all of these
 Discuss Question
Answer: Option D. -> all of these
Answer: (d).all of these
Question 24. Enzymes act as antimicrobials
  1.    by depriving an organism of a necessary metabolite
  2.    by generating a substances toxic to the organism
  3.    by attracting a cell wall component
  4.    all of the above
 Discuss Question
Answer: Option D. -> all of the above
Answer: (d).all of the above
Question 25. β-amylase is
  1.    endoenzyme
  2.    exoenzyme
  3.    saccharifying enzyme
  4.    both (b) and (c)
 Discuss Question
Answer: Option D. -> both (b) and (c)
Answer: (d).both (b) and (c)
Question 26. Soya off flavour removal may be achieved using
  1.    di acetyl reductase
  2.    β- amylase
  3.    aldehyde oxidase
  4.    protease
 Discuss Question
Answer: Option C. -> aldehyde oxidase
Answer: (c).aldehyde oxidase
Question 27. The prosthetic group present in phenolase enzyme is
  1.    Mg
  2.    Cu
  3.    Ca
  4.    Fe
 Discuss Question
Answer: Option B. -> Cu
Answer: (b).Cu
Question 28. The reduction in off flavour of beer is practiced through
  1.    hersperidinase
  2.    rnase
  3.    invertase
  4.    diacetyl reductase
 Discuss Question
Answer: Option D. -> diacetyl reductase
Answer: (d).diacetyl reductase
Question 29. Enzymes degrade, alter or synthesize a food component through
  1.    oxidation/reduction/isomerization
  2.    hydrolysis/synthesis
  3.    group transfer
  4.    all of the above
 Discuss Question
Answer: Option D. -> all of the above
Answer: (d).all of the above
Question 30. Discoloration can be achieved by using
  1.    sulphloydryl oxidase
  2.    proteases
  3.    anthocyanase
  4.    all of these
 Discuss Question
Answer: Option C. -> anthocyanase
Answer: (c).anthocyanase

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