Explore topic-wise MCQs in Drug Biotechnology.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Drug Biotechnology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following is the first antihistamine?

A. Piperoxan
B. Ethylenediamine
C. Alkylamines
D. Tricyclics
Answer» B. Ethylenediamine
Discussion
2.

What causes the side effects of H1 receptor antihistamines?

A. Lack of selectivity of the H1 receptor
B. Lack of selectivity anti-cholinergic activity
C. Due to CNS depression
D. Lack of selectivity of H1 receptor, anticholinergic effect, and CNS depression
Answer» E.
Discussion
3.

Which of the following histamine receptor increases the release of gastric acid?

A. H1 receptor
B. H2 receptor
C. H3 receptor
D. H4 receptor
Answer» C. H3 receptor
Discussion
4.

Which of the following histamine receptor increase permeability during inflammation reaction?

A. H1 receptor
B. H2 receptor
C. H3 receptor
D. H4 receptor
Answer» B. H2 receptor
Discussion
5.

Which of the following enzyme is essential for the conversion of histidine to histamine?

A. Histidine amylase
B. Histidine hydrolase
C. Histidine decarboxylase
D. Histidine phosphorylase
Answer» D. Histidine phosphorylase
Discussion
6.

If one of the parents has allergy how much percentage probability is there that the child will also get allergy?

A. 20%
B. 48%
C. 70%
D. 100%
Answer» C. 70%
Discussion
7.

If both the parent has allergy how much percentage chance is there that the child will also get an allergy?

A. 20%
B. 48%
C. 70%
D. 100%
Answer» D. 100%
Discussion
8.

Which class of antibody is associated with an allergic reaction?

A. IgE
B. IgA
C. IgM
D. IgG
Answer» B. IgA
Discussion
9.

Antihistamine drugs are antagonists for which receptor?

A. H1 receptor antagonist
B. H2 receptor antagonist
C. H3 receptor antagonist
D. H4 receptor antagonist
Answer» B. H2 receptor antagonist
Discussion