Which of the following immunoglobulins does constitute the largest percentage in human milk?
1. Ig M
2. Ig A
3. Ig G
4. Ig D

The active form of Entamaeba-histolytica feeds upon:
1. mucosa and submucosa of colon only
2. food in intestine
3. blood only
4. erythrocytes; mucosa and submucosa of colon

Which of the following viruses is not transferred through semen of an infected male?
1. Human immunodeficiency virus
2. Chikungunya virus
3. Ebola virus
4. Hepatitis B virus

Match each disease with its correct type of vaccine :

    (a) (b) (c) (d)
1. (iii) (ii) (iv) (i)
2. (iv) (iii) (ii) (i)
3. (i) (ii) (iv) (iii)
4. (ii) (i) (iii) (iv)

If you suspect major deficiency of antibodies in a person, to which of the following would you look for confirmatory evidences?
1. Serum albumins
2. Haemocytes
3. Serum globulins
4. Fibrinogin in plasma

Which of the following diseases is caused by a protozoan ?
1. Influenza
2. Babesiosis
3. Blastomycosis
4. Syphilis

Grafted kidney may be rejected in a patient due to:
1. Cell-mediated immune response
2. Passive immune response
3. Innate immune response
4. Humoral immune response

Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain :
1. Attenuated pathogens
2. Activated pathogens
3. Harvested antibodies
4. Gamma globulin

In higher vertebrates, the immune system can distinguish self-cells and non-self. If this property is lost due to genetic abnormality and it attacks self-cells, then it leads to :

Asthma may be attributed to :
1. accumulation of fluid in the lungs
2. bacterial infection of the lungs
3. allergic reaction of the mast cells in the lungs
4. inflammation of the trachea