A2 – PHID

A2

1 / 5

Which of the following descriptions about adaptive immune system is incorrect?

It is more specific against pathogen compared to innate immune system

Macrophage is a component

There is immunological memory

It takes longer time to develop compared to adaptive immune system

T and B lymphocytes are important components

2 / 5

Which of the following is not an isotype of immunoglobulin?

IgG

IgA

IgC

IgD

IgE

3 / 5

Severity of an infectious disease is often proportional to

the size of the micro-organism

host resistance

the number of micro-organisms

the number of hosts

none of the above

4 / 5

Interferons form part of the body’s

innate immune system

adaptive immune system

antibody profile

immune response cells

artificial immunity

5 / 5

Immunisation is a form of intervention to develop

natural active immunity

artificial immunity

passive immunity

innate immunity

pathogenicity

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