MCQs Questions For Enzyme For NEET and Medical Exam 2022

NEET Biology is the scoring paper in the medical entrance examination. Here, you will discover the NEET Biology MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Biology objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Biology Enzyme Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.


Q.1. Macromolecule chitin is

(a) a simple polysaccharide
(b) sulphur containing polysaccharide
(c) phosphorous containing polysaccharide
(d) nitrogen containing polysaccharide

(d) nitrogen containing polysaccharide


Q.2. Enzyme-driven metabolic pathways can be made more efficient by

(a) grouping enzymes into multienzyme free-floating complexes
(b) concentrating enzymes with specific cellular compartments
(c) fixing enzymes into membranes so they are adjacent to each other
(d) all of these

(d) all of these


Q.3. Tryptophan synthetase of E.coli, a typical bifunctional oligomeric enzyme consists of

(a) a protein A and one subunit A
(b) a protein designated A
(c) two proteins designated A and B
(d) a protein designated B

(c) two proteins designated A and B


Q.4. This statement about enzymes is true

(a) enzymes accelerate reactions by lowering the activation energy
(b) enzymes are proteins whose three-dimensional form is key to their function
(c) enzymes do not alter the overall change in free energy for a reaction
(d) all of these

(d) all of these


Q.5. The enzyme COX-1 is vital for human health in this way:

(a) it is a chemical derivative of aspirin
(b) catalyzes the hormone-production which maintains the stomach lining
(c) critical for the biosynthesis of DNA
(d) helps in the transportation of carbon dioxide in the blood

(b) catalyzes the hormone-production which maintains the stomach lining


Q.6. With regards to enzyme action, this statement is incorrect

(a) Malonate is a competitive inhibitor of succinic dehydrogenase
(b) the substrate binds with the enzyme at its active site
(c) the non-competitve inhibitor binds the enzyme at a site distinct from that binding the substrate
(d) addition of a lot of succinates does not reverse the inhibition of succinic dehydrogenase by malonate

(d) addition of a lot of succinates does not reverse the inhibition of succinic dehydrogenase by malonate


Q.7. What is the count of genes that determine the synthesis of one enzyme?

(a) One
(b) Four
(c) Eight
(d) Sixteen

(a) One


Q.8. This enzyme was first isolated and purified in the form of crystals

(a) Urease
(b) pepsin
(c) Amylase
(d) Ribonuclease

(a) Urease


Q.9. The nature of an enzyme is

(a) Lipid
(b) Vitamin
(c) Carbohydrate
(d) Protein

(d) Protein


Q.10. In alcoholism, this enzyme is elevated

(a) acid phosphatase
(b) hepatitis
(c) serum glutamate pyruvate transaminase
(d) glutamyl transpeptidase

(d) glutamyl transpeptidase

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