If person X contracts a disease successfully, which kind of immunity has he developed?
1. Active
2 Passive
3. Anamnestic
4. Humoral
Colostrum and immunity gained through the placenta come under which class of immunity?
1. Natural
2. Passive
3. Active
4. More than one option
When a quick immune response is required, we administer which kind of immunization?
1. Active
2. Passive
3. Both depending on the pathogen
4. Generally active sometimes passive
RDT has not allowed producing an antigenic polypeptide of the pathogen in
1. Bacteria
2.. Yeast
3. Virus
4. Both 1 and 2
Allergies could be because of
1. Protected environment provided in early life
2. Modern day lifestyle
3. More sensitivity to the environment
4. All of these
The cause of autoimmunity can be
1. Physical appearance
2. Genetic reasons
3. Reasons, which are still under research
4. Both 2 and 3
The primary lymphoid organs are
1. Bone marrow and thymus
2. Bone marrow and spleen
3. Spleen and thymus
4. All three
Which of the following is not a lymphoid organ?
1. Appendix
2. Thyroid
3. Peyer's patches
4. Tonsils
The formation of effector lymphocytes will occur in
1. Bone marrow
2. Thymus
3. Appendix
4. Thyroid
What is the main lymphoid organ where all blood cells including lymphocytes are produced?
1. Spleen
2. Thymus
3. Lymph nodes
4. Bone marrow