Enzymes and Application problems
- 1. ?-amylase is
Options- A. endoenzyme
- B. exoenzyme
- C. saccharifying enzyme
- D. both (b) and (c) Discuss
Correct Answer: both (b) and (c)
- 2. 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
Correct Answer: to stabilize mashing
- 3. 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
Correct Answer: all of these
- 4. Chymosin hydrolyses the bond between
Options- A. Alanine and glycine
- B. Phenyl alanine and methonine
- C. Glutamic acid and alanine
- D. Alanine and phenyl alanine Discuss
Correct Answer: Phenyl alanine and methonine
- 5. Liquefaction of starch to dextrin is carried out by
Options- A. ?-amylase
- B. cellulase
- C. pectinase
- D. all of these Discuss
Correct Answer: ?-amylase
- 6. The enzyme used to reduce bitterness of grapes commonly contains
Options- A. ?-L-rhamonosidase
- B. ?-d-glucosidase
- C. ?- galactosidase
- D. both (a) and (b) Discuss
Correct Answer: both (a) and (b)
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