Explore topic-wise MCQs in Biotechnology.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Biotechnology knowledge and support exam preparation. Choose a topic below to get started.

1.

In vitro determination of bioavailability by dissolution rate is not the best way to determine therapeutic efficacy.

A. True
B. False
Answer» C.
2.

Therapeutic response is based on observing the clinical response to a drug formulation.

A. True
B. False
Answer» B. False
3.

Which of the following is not measured in acute pharmacological response study?

A. ECG
B. EEG
C. Pupil diameter
D. Serum drug level
Answer» E.
4.

Find out the correct option for the marked place in the given picture of the rate of excretion versus midpoint time of urine collection period curve.

A. (dXu/dt)max
B. (tu)max
C. Xu
D. Cmax
Answer» B. (tu)max
5.

Which of the following will not be a parameter that should be examined for urinary excretion data?

A. (dXu/dt)max
B. (tu)max
C. Xu
D. Cmax
Answer» E.
6.

The urinary excretion of the unchanged drug is directly proportional to the plasma concentration of a drug.

A. True
B. False
Answer» B. False
7.

What is the equation for bioavailability?

A. [AUC]std Dstd τtest / [AUC]test Dtest τstd
B. [AUC]test Dtest τstd / [AUC]std Dstd τtest
C. [AUC]test Dstd τtest / [AUC]std Dtest τstd
D. 1 / [AUC]std Dtest τstd
Answer» D. 1 / [AUC]std Dtest τstd
8.

Which of the following is not an important parameter of plasma level time studies?

A. Cmax
B. Tax
C. The area under the plasma level-time curve
D. Steady state level
Answer» E.
9.

Which of the following is the pharmacodynamics method of studying bioavailability?

A. Acute pharmacologic response
B. Plasma-level time studies
C. Urinary excretion studies
D. Stool excretion studies
Answer» B. Plasma-level time studies
10.

Multiple dose study is better since we can understand the peak, valley, drug blood levels, etc.

A. True
B. False
Answer» B. False
11.

Single-dose bioavailability studies are simple and common.

A. True
B. False
Answer» B. False
12.

Which of the following is not an objective of bioavailability studies?

A. Primary stages of development of suitable dosage form for new drug
B. Determination of the influence of excipients, patient-related factors, etc
C. Development of new formulations of the existing drugs
D. Control the quantity of the drug to be administered
Answer» E.
13.

What is the equation of bioavailable fraction?

A. 1/Bioavailable dose
B. 1/Administered dose
C. Bioavailable dose/Administered dose
D. Administered dose/Bioavailable dose
Answer» D. Administered dose/Bioavailable dose
14.

What is bioavailability?

A. The time of absorption of the drug from its dosage form
B. The rate of absorption of the unchanged drug from its dosage form
C. The time of absorption of the unchanged drug from its dosage form
D. The rate of absorption of the drug from its dosage form
Answer» C. The time of absorption of the unchanged drug from its dosage form