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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 6

Define the following: Immunisation - Biology

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प्रश्न

Define the following: Immunisation

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उत्तर

Immunisation is body’s natural defence mechanism which acts by producing antibodies against the antigens infecting the body.

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अध्याय 7: Health and Hygiene - Diseases due to malfunctioning of body organs, first and measures and hygiene

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सेलिना Concise Biology [English] Class 6 ICSE
अध्याय 7 Health and Hygiene
Diseases due to malfunctioning of body organs, first and measures and hygiene | Q 2
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