Explore topic-wise MCQs in Life Sciences.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Life Sciences knowledge and support exam preparation. Choose a topic below to get started.

1.

Name the class of immunoglobulin which takes part in hypersensitivity reaction?

A. IgG
B. IgE
C. IgA
D. IgM
Answer» C. IgA
2.

NAME_THE_CLASS_OF_IMMUNOGLOBULIN_WHICH_TAKES_PART_IN_HYPERSENSITIVITY_REACTION??$

A. IgG
B. IgE
C. IgA
D. IgM
Answer» C. IgA
3.

Which of these immunoglobulins is present in external secretion?

A. IgG
B. IgM
C. IgA
D. IgE
Answer» D. IgE
4.

Name the class of immunoglobulin which has a pentameric structure?

A. IgE
B. IgG
C. IgA
D. IgM
Answer» E.
5.

Which immunoglobulin can pass through placenta?

A. IgD
B. IgE
C. IgM
D. IgG
Answer» E.
6.

Which of the following amino acid is found in the hinge region?

A. Alanine
B. Aspargine
C. Proline and cysteine
D. Phenylalanine
Answer» D. Phenylalanine
7.

Who discovered the structure of immunoglobulin by treating it with beta-mercaptoethanol?

A. Nisonoff
B. Edelman
C. Porter
D. Whittekar
Answer» C. Porter
8.

What is the name of the hypervariable region of immunoglobin, which is responsible for its diversity?

A. CDR
B. Hinge region
C. Epitope
D. Agretope
Answer» B. Hinge region
9.

Name the heavy chain of immunoglobulin G.

A. μ
B. ε
C. α
D. γ
Answer» E.
10.

The basic structure of antibodies are______

A. Y-shaped
B. X-shaped
C. Linear
D. Hyperbolic
Answer» B. X-shaped
11.

Synthesis of antibodies takes place by which of the following cells?

A. Bone marrow cells
B. T-cells
C. B-cells
D. Lymph
Answer» D. Lymph