Question

Give a brief note on body’s natural defence mechanism to overcome diseases

Answer 1

1. The skin acts as a barrier to the entry of microbes.
2. Tiny hair and mucous in the nose trap dust and microbes.
3. Digestive juices in the stomach kill microbes which enter the body.
4. White blood cells in the blood destroy the microbes.
5. Immune system produces antibodies against foreign particles.