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MCQs

Total Questions : 31 | Page 1 of 4 pages
Question 1.  β-amylase is
  1.    endoenzyme
  2.    exoenzyme
  3.    saccharifying enzyme
  4.    both (b) and (c)
 Discuss Question
Answer: Option D. -> both (b) and (c)
Question 2.  Juice clarification extraction is facilitated by using
  1.    cellulases
  2.    amylase
  3.    inulinase
  4.    lactase
 Discuss Question
Answer: Option A. -> cellulases
Question 3.  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
Question 4.  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
Question 5.  Trichoderma β-glucanase is reported
  1.    to stabilize mashing
  2.    to convert taste fractions of dextrins to fermentable sugars in beer
  3.    to convert starch to dextrin
  4.    all of the above
 Discuss Question
Answer: Option A. -> to stabilize mashing
Question 6.  The bitter taste of the high protein materials is reduced by using
  1.    invertase
  2.    dectinase
  3.    protease
  4.    none of these
 Discuss Question
Answer: Option C. -> protease
Question 7.  Sulphydryl oxidase is used for
  1.    discoloration
  2.    clarification of images
  3.    UHT milk off flavour removal
  4.    all of these
 Discuss Question
Answer: Option C. -> UHT milk off flavour removal
Question 8.  α-amylase is an endo enzyme which requires
  1.    Ca
  2.    Cu
  3.    Mn
  4.    None of these
 Discuss Question
Answer: Option A. -> Ca
Question 9.  Liquefaction of starch to dextrin is carried out by
  1.    α-amylase
  2.    cellulase
  3.    pectinase
  4.    all of these
 Discuss Question
Answer: Option A. -> α-amylase
Question 10. . Which is true about rennet?
  1.    It is a mixture of protease chymosin and pepsin
  2.    It is a mixture of rennin and pepsin
  3.    Both (a) and (b)
  4.    none of the above
 Discuss Question
Answer: Option C. -> Both (a) and (b)

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