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Home Biochemical Engineering Enzymes and Application Comments

  • Question
  • Lysozyme is naturally present in


  • Options
  • A. egg white
  • B. bacteria
  • C. tears & milk
  • D. all of these

  • Correct Answer
  • all of these 


  • Enzymes and Application problems


    Search Results


    • 1. Which of the following metallic ion is there in ascorbic acid oxidase?

    • Options
    • A. Mg
    • B. Fe
    • C. Cu
    • D. Mn
    • Discuss
    • 2. Juice clarification extraction is facilitated by using

    • Options
    • A. cellulases
    • B. amylase
    • C. inulinase
    • D. lactase
    • Discuss
    • 3. Which of the following enzyme is responsible for causing vitamin B deficiency disease beriberi?

    • Options
    • A. Ascorbic acid oxidase
    • B. Thiaminase
    • C. Lipoxygenase
    • D. None of these
    • Discuss
    • 4. Which of the enzyme combination is commercially used for the removal of oxygen?

    • Options
    • A. Glucose oxidase-cellulase
    • B. Glucose oxidase-catalase
    • C. Glucose oxidase-lactase
    • D. All of these
    • Discuss
    • 5. Discoloration can be achieved by using

    • Options
    • A. sulphloydryl oxidase
    • B. proteases
    • C. anthocyanase
    • D. all of these
    • Discuss
    • 6. Milk digestibility is improved by using

    • Options
    • A. RNase
    • B. lactase
    • C. ?-amylase
    • D. none of these
    • Discuss
    • 7. Enzymes act as antimicrobials

    • Options
    • A. by depriving an organism of a necessary metabolite
    • B. by generating a substances toxic to the organism
    • C. by attracting a cell wall component
    • D. all of the above
    • Discuss
    • 8. ?-amylase is

    • Options
    • A. endoenzyme
    • B. exoenzyme
    • C. saccharifying enzyme
    • D. both (b) and (c)
    • Discuss
    • 9. Trichoderma ?-glucanase is reported

    • Options
    • A. to stabilize mashing
    • B. to convert taste fractions of dextrins to fermentable sugars in beer
    • C. to convert starch to dextrin
    • D. all of the above
    • Discuss
    • 10. Which of the following mainly serve to convert starch into high fructose corn syrup (HFCS)?

    • Options
    • A. ?-amylase
    • B. Gluco-isomerase
    • C. Gluco-amylase
    • D. all of these
    • Discuss


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