The site of interaction of lymphocyte with antigen is

1. Bone Marrow

2. Thymus

3. Both 1 and 2

4. Lymph nodes

Thymus is not

1.    Lobed organ

2.    Bean shaped

3.   Located near the heart

4.   Beneath the breastbone

Which of the following acts as a filter of blood?

1. Bone marrow

2. Lymph node

3. Spleen

4. Thymus

Spleen is not

1.    Large reservoir of erythrocytes

2.    Mainly contains lymphocytes and phagocytes

3.   Bean shaped

4.   Lobed organ

Which of the following is an antigen trap of tissue fluid?

1.   Spleen

2.   Thymus

3.   Lymph nodes

4.   Appendix

MALT is not/ doesn't/ haven't

1.    Lining of respiratory, digestive, and urogenital tracts are the major location

2.    Mucosa Associated Lymphoid Tissue

3.   Constitutes more than 50% of Lymphoid Tissue in the body

4.   Lymphoid Tissue

AIDS, a deadly disease, what does the word Acquired indicate here?

1.   It is because of Acquired immunity

2.   It is because of deficiency of the immune system

3.   It is because of immunodeficiency

4.   It is not a congenital disease

HIV is not/doesn't/hasn't

1. Retrovirus

2. an envelope

3. RNA genome which is naked

4. Envelope which is a protein coat

Transmission of HIV doesn't occur by which of the following?

1.    Sexual contact with an infected person

2.    From infected mother to her child through the placenta

3.   Transfusion of blood among people

4.   Intravenous drug abusers may share syringes with infected needles

The individual who is not at high risk of AIDS can be

1.    Individual with multiple sex partners

2.    Drug addicts who take drugs intravenously

3.   Children born to HIV infected mother

4.   Individuals undergone a blood transfusion because of an accident.