DAPZOI
Home Ask MCQ Quiz Topics Login


Enzymes Regulation MCQ Questions & Answers

Enzymes Regulation MCQs : This section focuses on the "Enzymes Regulation". These Multiple Choice Questions (MCQs) should be practiced to improve the Enzymes Regulation skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

Organic molecules that increase the rate of metabolic reactions with themselves changing are known as

A. coenzymes
B. enzymes
C. substrates
D. reactants

View Answer

Question 2

Who coined the word enzyme first?

A. Kuhne
B. Pasteur
C. Liebig
D. Buchner

View Answer

Question 3

Enzymes can

A. not pass through semipermeable membrane
B. pass through semipermeable membrane
C. dissolve semipermeable membrane
D. None of these

View Answer

Question 4

Enzyme catalase has non-protein metal as

A. magnesium
B. manganese
C. iron
D. zinc

View Answer

Question 5

Enzymes are

A. organic compounds produced by living organism
B. inorganic compounds
C. organic as well as inorganic compounds
D. All of the above

View Answer

Question 6

Enzymes are

A. organic compounds produced by living organism
B. inorganic compounds
C. organic as well as inorganic compounds
D. all of these

View Answer

Question 7

The active form of enzyme is

A. apoenzyme
B. coenzyme
C. holoenzyme
D. None of these

View Answer

Question 8

The inactive protein from of enzyme is

A. apoenzyme
B. enzyme
C. haloenzyme
D. cofactor

View Answer

Question 9

Main function of an enzyme is to

A. increase the activation energy
B. decrease the activation energy
C. maintain constant activation energy
D. None of these

View Answer

Question 10

Intracellular enzymes

A. synthesize cellular material only
B. synthesize cellular material and perform catabolic reaction
C. synthesize cellular material and perform anabolic reaction
D. only provide energy to the cell

View Answer

Question 11

Protein portion of an enzyme when it is combined with organic molecule is termed as

A. apoenzyme
B. co-enzyme
C. holoenzyme
D. co-factors

View Answer

Question 12

The inactive organic molecular portion of enzyme is

A. apoenzyme
B. coenzyme
C. holoenzyme
D. None of these

View Answer

Question 13

Isozymes or iso enzymes are those enzyme which

A. have same structural forms
B. have different structural forms but identical catalytic properties
C. catalyses oxidation reactions
D. None of these

View Answer

Question 14

Allosteric enzymes are

A. larger than simple enzyme
B. smaller than simple enzyme
C. larger and more complex than simple enzyme
D. smaller than simple enzyme but not complex

View Answer

Question 15

Many enzymes consists of a protein combined with low molecular weight organic molecule called as

A. apoenzyme
B. co-enzyme
C. holoenzyme
D. co-factors

View Answer