Explore topic-wise MCQs in Biotechnology.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Biotechnology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following is false for monolithic devices?

A. The drug used for these devices has large therapeutic indices
B. There are three categories of matrix devices
C. 1st type has the drug dissolved in the polymer matrix
D. 2nd type has drug dispersed
Answer» C. 1st type has the drug dissolved in the polymer matrix
2.

Which of the following is true for monolithic devices?

A. These devices are used when the drug permeation rate is rapid
B. The release of the drug is controlled
C. Suitable for drugs with large therapeutic indices
D. The drug is contained in a powder form floating on liquid
Answer» D. The drug is contained in a powder form floating on liquid
3.

Which of the following is false in regarding reservoir devices?

A. These devices are used when the drug permeation rate is rapid
B. The release of the drug is controlled
C. Suitable for low therapeutic indices
D. The drug is contained in a powder form floating on liquid
Answer» E.
4.

The absorption of the ophthalmic drug does not depend on which of the following?

A. Physicochemical properties of the permeating molecule
B. Drainage of tears
C. Output of tears
D. Size of the eyeball
Answer» E.
5.

What are the characteristics of the mixed monolithic-reservoir devices?

A. The drug has a large therapeutic index
B. Drug permeation rate is high
C. The drug-polymer matrix is layered by rate-controlling membrane
D. Administration of emulsions
Answer» D. Administration of emulsions
6.

What are the characteristics of the reservoir or membrane devices?

A. The drug has a large therapeutic index
B. Drug permeation rate is high
C. Control drug release by partitioning the drug from the oil
D. Administration of emulsions
Answer» C. Control drug release by partitioning the drug from the oil
7.

The rate at which monolithic devices transfer drugs to the patient body is proportional to _______________ of time.

A. Square of time
B. The square root of time
C. Twice the time
D. Half the time
Answer» C. Twice the time
8.

What are the characteristics of the monolithic devices?

A. The drug has a large therapeutic index
B. Aqueous solutions
C. Control drug release by partitioning the drug from the oil
D. Administration of emulsions
Answer» B. Aqueous solutions
9.

Which of the following characteristics is suitable for transdermal drug?

A. Large drug dose
B. Large molecular size
C. Drugs with narrow therapeutic indices
D. Drugs which are metabolized in the skin
Answer» D. Drugs which are metabolized in the skin
10.

Which of the following drugs cannot be given as transdermal administration?

A. Drugs with very short half-lives
B. Drugs with narrow therapeutic indices
C. Easy removal and termination
D. Drugs against peptic ulcer
Answer» E.