Biochemical Engineering

Question: Lysozyme is naturally present in
[A].

egg white

[B].

bacteria

[C].

tears & milk

[D].

all of these

Answer: Option D

Explanation:

No answer description available for this question.

Question: Trichoderma β-glucanase is reported
[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

Answer: Option A

Explanation:

No answer description available for this question.

Question: Which of the enzyme combination is commercially used for the removal of oxygen?
[A].

Glucose oxidase-cellulase

[B].

Glucose oxidase-catalase

[C].

Glucose oxidase-lactase

[D].

All of these

Answer: Option B

Explanation:

No answer description available for this question.

Question: Lysozyme
[A].

catalyses hydrolysis of β-1-4 linkages between N-acetyl muranic acid and N-acetyl glucosamine in peptideoglycan

[B].

catalyses hydrolysis of α-1-4 linkages between N-acetyl muranic acid and N-acetyl glucosamine in peptideoglycan

[C].

catalyses hydrolysis of α-1-4 linkages between N-diacetyl muranic acid and N-diacetyl glucosamine in peptideoglycan

[D].

all of the above

Answer: Option A

Explanation:

No answer description available for this question.

Question: Soya off flavour removal may be achieved using
[A].

di acetyl reductase

[B].

β- amylase

[C].

aldehyde oxidase

[D].

protease

Answer: Option C

Explanation:

No answer description available for this question.

Question: Hersperidinase is used for
[A].

juice clarification

[B].

juice debittering

[C].

off flavour reduction

[D].

RNA reduction in fish

Answer: Option A

Explanation:

No answer description available for this question.

Question: Sulphydryl oxidase is used for
[A].

discoloration

[B].

clarification of images

[C].

UHT milk off flavour removal

[D].

all of these

Answer: Option C

Explanation:

No answer description available for this question.

Question: The reduction in off flavour of beer is practiced through
[A].

hersperidinase

[B].

rnase

[C].

invertase

[D].

diacetyl reductase

Answer: Option D

Explanation:

No answer description available for this question.

Question: Citrus juice debittering can be carried out using
[A].

limoninase

[B].

inulinase

[C].

anthocyanase

[D].

None of these

Answer: Option A

Explanation:

No answer description available for this question.

Question: Milk digestibility is improved by using
[A].

RNase

[B].

lactase

[C].

β-amylase

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.