Biosensors MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Biosensors, a fundamental topic in the field of Enzyme Technology. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Biosensors 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 Biosensors mcq questions that explore various aspects of Biosensors problems. Each MCQ is crafted to challenge your understanding of Biosensors principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Enzyme Technology tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Biosensors MCQs are your pathway to success in mastering this essential Enzyme Technology topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Biosensors. 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 Biosensors knowledge to the test? Let's get started with our carefully curated MCQs!

Biosensors MCQs | Page 1 of 8

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Q1.
Which of the following statements is not true for biosensors?

a.

Biosensors convert a biological signal into an electrical signal

b.

Biosensors are used to determine the concentration of substances and other parameters of biological interest even where they do not utilize a biological system directly

c.

Biosensors utilize the different biological systems such as enzymes, whole cell metabolism, ligand binding and the antibody-antigen reaction

d.

Biosensor consists of a vessel, or series of vessels, used to perform a desired conversion by enzymic means

Discuss
Answer: (d).Biosensor consists of a vessel, or series of vessels, used to perform a desired conversion by enzymic means
Q2.
Which of the following features is not possessed by biosensor?

a.

The biocatalyst used in the biosensor must be highly specific for the purpose of the analyses

b.

The reaction occurring in the biosensor should be as independent of such physical parameters

c.

Active site is mainly constituted by non-polar amino acids for catalysis to take place

d.

The response from the biosensors should be accurate, precise, reproducible and linear

Discuss
Answer: (c).Active site is mainly constituted by non-polar amino acids for catalysis to take place
Q3.
Which of the following property is not possessed by biosensors?

a.

The probe used in the biosensor must be tiny and biocompatible, having no toxic or antigenic effects

b.

The biosensor should be cheap, small, portable and capable of being used by semi-skilled operators

c.

There should be a market for the biosensor

d.

The specificity of substrate binding is mediated by spatial arrangement of atoms in an enzyme’s substrate binding site as well as substrate.

Discuss
Answer: (d).The specificity of substrate binding is mediated by spatial arrangement of atoms in an enzyme’s substrate binding site as well as substrate.
Q4.
Immobilized enzymes are more preferred over free enzymes in producing biosensors.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q5.
If the physical change accompanying the reaction is heat output, the biosensors are referred to as _________________

a.

potentiometric biosensors

b.

optical biosensors

c.

calorimetric biosensors

d.

amperometric biosensors

Discuss
Answer: (c).calorimetric biosensors
Q6.
Heat output: calorimetric biosensor:: light output: ____________

a.

Optical biosensor

b.

Piezo-electric biosensor

c.

Potentiometric biosensor

d.

Amperometric biosensor

Discuss
Answer: (a).Optical biosensor
Q7.
When the physical change produced in a biosensor is due to the movement of electrons produced in a redox reaction, the biosensor is referred to as ____________

a.

calorimetric biosensor

b.

potentiometric biosensor

c.

piezo-electric biosensor

d.

amperometric biosensor

Discuss
Answer: (d).amperometric biosensor
Q8.
Distribution of charges: Potentiometric biosensor:: Mass of reactants or products: _________

a.

Optical biosensor

b.

Calorimetric biosensor

c.

Piezo-electric biosensor

d.

Amperometric biosensor

Discuss
Answer: (c).Piezo-electric biosensor
Q9.
There are 3 so called generation of biosensors.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q10.
_______________ biosensors are those in which the changes in the distribution of charges causing an electrical potential to be produced.

a.

Calorimetric

b.

Potentiometric

c.

Optical

d.

Amperometric

Discuss
Answer: (b).Potentiometric
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