A set of questions and answers to test and improve your knowledge and understanding of Biochemical Engineering.
Chymosin hydrolyses the bond between
Alanine and glycine
Phenyl alanine and methonine
Glutamic acid and alanine
Alanine and phenyl alanine
Correct answer is B
No explanation has been provided for this answer.
The enzyme β-galactosidase is also known as
lactase
EC3.2.1.23
both (a) and (b)
isomerase
Correct answer is C
No explanation has been provided for this answer.
Enzymes degrade, alter or synthesize a food component through
oxidation/reduction/isomerization
hydrolysis/synthesis
group transfer
all of the above
Correct answer is D
No explanation has been provided for this answer.
The prosthetic group present in phenolase enzyme is
Mg
Cu
Ca
Fe
Correct answer is B
No explanation has been provided for this answer.
Discoloration can be achieved by using
sulphloydryl oxidase
proteases
anthocyanase
all of these
Correct answer is C
No explanation has been provided for this answer.
The reduction in off flavour of beer is practiced through
hersperidinase
rnase
invertase
diacetyl reductase
Correct answer is D
No explanation has been provided for this answer.
Soya off flavour removal may be achieved using
di acetyl reductase
β- amylase
aldehyde oxidase
protease
Correct answer is C
No explanation has been provided for this answer.
Which of the following enzyme is responsible for causing vitamin B deficiency disease beriberi?
Ascorbic acid oxidase
Thiaminase
Lipoxygenase
None of these
Correct answer is B
No explanation has been provided for this answer.
Citrus juice debittering can be carried out using
limoninase
inulinase
anthocyanase
None of these
Correct answer is A
No explanation has been provided for this answer.
The enzyme used to reduce bitterness of grapes commonly contains
α-L-rhamonosidase
β-d-glucosidase
β- galactosidase
both (a) and (b)
Correct answer is D
No explanation has been provided for this answer.
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