Identify the wrong statement with a reference to immunity.

1. When ready-made antibodies are directly given, it is called “Passive immunity".
2. Active immunity is quick and gives a full response.
3. Foetus receives some antibodies from the mother, it is an example of passive immunity
4. When exposed to antigen(living or dead) antibodies are produced in the host's body. It is called "Active immunity

Subtopic:  Details of Immunity | Human Immune System |
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MALT constitutes about _______ percent of the lymphoid tissue in the human body.

1. 20% 2. 70%
3. 10% 4. 50%
Subtopic:  Human Immune System |
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A person likely to develop tetanus is immunised by administering:

1. dead germs

2. preformed antibodies

3. wide spectrum antibiotics

4. weakened germs

Subtopic:  Details of Immunity | Human Immune System |
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The letter T, in T- lymphocyte refers to:

1. thyroid

2. thalamus

3. tonsil

4. thymus

Subtopic:  Human Immune System | AIDS |
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Damage to thymus in a child may lead to:

1. A reduction in haemoglobin content of blood

2. A reduction in stem cell production

3. Loss of antibody-mediated immunity

4. Loss of cell-mediated immunity

Subtopic:  Human Immune System |
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During viral infection, the protein formed in host cells to resist is:

1. Interferons

2. Antitoxin

3. Antibody

4. Histone

Subtopic:  Human Immune System |
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