Biochemical Engineering

Question: Juice clarification extraction is facilitated by using
[A].

cellulases

[B].

amylase

[C].

inulinase

[D].

lactase

Answer: Option A

Explanation:

No answer description available for this question.

Question: Liquefaction of starch to dextrin is carried out by
[A].

α-amylase

[B].

cellulase

[C].

pectinase

[D].

all of these

Answer: Option A

Explanation:

No answer description available for this question.

Question: Enzymes degrade, alter or synthesize a food component through
[A].

oxidation/reduction/isomerization

[B].

hydrolysis/synthesis

[C].

group transfer

[D].

all of the above

Answer: Option D

Explanation:

No answer description available for this question.

Question: β-amylase is
[A].

endoenzyme

[B].

exoenzyme

[C].

saccharifying enzyme

[D].

both (b) and (c)

Answer: Option D

Explanation:

No answer description available for this question.

Question: The prosthetic group present in phenolase enzyme is
[A].

Mg

[B].

Cu

[C].

Ca

[D].

Fe

Answer: Option B

Explanation:

No answer description available for this question.

Question: α-amylase is an endo enzyme which requires
[A].

Ca

[B].

Cu

[C].

Mn

[D].

None of these

Answer: Option A

Explanation:

No answer description available for this question.

Question: The enzyme used to reduce bitterness of grapes commonly contains
[A].

α-L-rhamonosidase

[B].

β-d-glucosidase

[C].

β- galactosidase

[D].

both (a) and (b)

Answer: Option D

Explanation:

No answer description available for this question.

Question: Which of the following mainly serve to convert starch into high fructose corn syrup (HFCS)?
[A].

α-amylase

[B].

Gluco-isomerase

[C].

Gluco-amylase

[D].

all of these

Answer: Option D

Explanation:

No answer description available for this question.

Question: The enzyme β-galactosidase is also known as
[A].

lactase

[B].

EC3.2.1.23

[C].

both (a) and (b)

[D].

isomerase

Answer: Option C

Explanation:

No answer description available for this question.

Question: Chymosin hydrolyses the bond between
[A].

Alanine and glycine

[B].

Phenyl alanine and methonine

[C].

Glutamic acid and alanine

[D].

Alanine and phenyl alanine

Answer: Option B

Explanation:

No answer description available for this question.