Enzymes MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Enzymes, a fundamental topic in the field of Biology. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Enzymes MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Enzymes mcq questions that explore various aspects of Enzymes problems. Each MCQ is crafted to challenge your understanding of Enzymes principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Biology tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Enzymes MCQs are your pathway to success in mastering this essential Biology topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Enzymes. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Enzymes knowledge to the test? Let's get started with our carefully curated MCQs!

Enzymes MCQs | Page 12 of 18

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Q111.
In enzyme catalytic reaction the substrate is first converted to a high energy state called
Discuss
Answer: (a).transition state
Q112.
The equilibrium constant is related to Gibb's free energy change for the reaction as
Discuss
Answer: (a).ฮ”G° = -RTlnK°
Q113.
The value of equilibrium constant depends upon
Discuss
Answer: (c).both a and b
Q114.
The optimal temperature for enzymes to work in body is
Discuss
Answer: (d).37°C
Q115.
Optimal pH for working of enzymes is

a.

5

b.

7

c.

9

d.

10

Discuss
Answer: (b).7
Q116.
On increasing the temperature the shape of enzyme's active site
Discuss
Answer: (b).change
Q117.
The effect of competitive inhibitor on enzyme activity is such that it
Discuss
Answer: (a).decreases enzyme activity
Q118.
The complex that forms when a substrate binds to enzyme is called
Discuss
Answer: (a).enzyme-substrate complex
Q119.
In enzymatic mechanism the substrate bind to enzyme active site to produce
Discuss
Answer: (c).products
Q120.
Number of substrate molecules converted into product by one molecule of enzyme active site per unit time is called
Discuss
Answer: (a).turnover number