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प्रश्न
Give a brief note on body’s natural defence mechanism to overcome diseases
थोडक्यात उत्तर
उत्तर
- The skin acts as a barrier to the entry of microbes.
- Tiny hair and mucous in the nose trap dust and microbes.
- Digestive juices in the stomach kill microbes which enter the body.
- White blood cells in the blood destroy the microbes.
- Immune system produces antibodies against foreign particles
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