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This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
1. |
Antigens can be only of one specific nature. |
A. | True |
B. | False |
Answer» C. | |
2. |
Which of the following antibodies are present on the surface of B-lymphocytes? |
A. | IgA |
B. | IgE |
C. | IgD |
D. | IgM |
Answer» D. IgM | |
3. |
Which of the following is an Allergy Mediated antibody? |
A. | IgE |
B. | IgA |
C. | IgG |
D. | IgD |
Answer» B. IgA | |
4. |
In which of the following places antibody IgA is not present? |
A. | Vagina |
B. | Placenta |
C. | Digestive tract |
D. | Respiratory tract |
Answer» C. Digestive tract | |
5. |
Which of the following antibody is the first line of defence against inhaled and ingested pathogens? |
A. | IgM |
B. | IgA |
C. | IgG |
D. | IgE |
Answer» C. IgG | |
6. |
Which of the following is the smallest antibody? |
A. | IgG |
B. | IgA |
C. | IgD |
D. | IgE |
Answer» B. IgA | |
7. |
Which of the following antibodies constitute the largest proportion of the total antibodies present? |
A. | IgA |
B. | IgM |
C. | IgG |
D. | IgE |
Answer» D. IgE | |
8. |
Antigens are generally Antibody generating molecules. |
A. | True |
B. | False |
Answer» B. False | |
9. |
Which region of an antibody is also called as Variable Region ? |
A. | Fc region |
B. | Fab region |
C. | NN region |
D. | CC region |
Answer» C. NN region | |
10. |
What is the approximate weight of Heavy and Light chains respectively? |
A. | 50,000 Da and 25,000 Da |
B. | 25,000 Da and 50,000 Da |
C. | 75,000 Da and 25,000 Da |
D. | 75,000 Da and 50,000 Da |
Answer» B. 25,000 Da and 50,000 Da | |
11. |
Which region of an antibody is also called a Fragment of Crystallization ? |
A. | Fc region |
B. | Fab region |
C. | CC region |
D. | NN region |
Answer» B. Fab region | |