Which of the following immunoglobulins constitute the largest percentage in human milk?

1. IgD

2. IgM

3. IgA

4. IgG

If you suspect a major deficiency of antibodies in a person, to which of the following would you look for confirmatory evidence?

1. Fibrinogin in plasma

2. Serum albumins

3. Haemocyres

4. Serum globulins

In which one of the following options the two examples are correctly matched with their particular type of immunity? 

Which one of the following can not be used for preparation of vaccines against plague:

1. Avirulent live bacteria

2. Synthetic capsular polysaccharide material

3. Heat-killed suspensions of virulent bacteria

4. Formalin-inactivated suspensions of virulent bacteria

A person likely to develop tetanus is immunised by administering:

1. dead germs

2. preformed antibodies

3. wide spectrum antibiotics

4. weakened germs

The letter T, in T- lymphocyte refers to:

1. thyroid

2. thalamus

3. tonsil

4. thymus

Antibodies in our body are complex:

1. lipoproteins

2. steroids

3. prostaglandins

4. glycoproteins