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CBSE Notes 2011-2012 » XII-Biology

Human Health and Disease

How does saliva act in body defence ? [Delhi 2004]

Short answer question

How does saliva act in body defence ? [Delhi 2004]

Name the type of cells that produce antibodies. [AI 2004]

Short answer question

Name the type of cells that produce antibodies. [AI 2004]

What are interferons ? [Foreign 2004; Delhi 99, 98C]

Short answer question

What are interferons ? [Foreign 2004; Delhi 99, 98C]

Which category of adaptive immunity is provided by vaccination ? [Delhi 2004C]

Short answer question

Which category of adaptive immunity is provided by vaccination ? [Delhi 2004C]

Diagnosis of typhoid is done by, [AI2002]

Multiple choice question

Diagnosis of typhoid is done by, [AI2002]

The pathogen that causes elephantiasis is, [Delhi 2002]

Multiple choice question

The pathogen that causes elephantiasis is, [Delhi 2002]

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