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Question
Give a brief note on body’s natural defence mechanism to overcome diseases
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Solution
- 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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| 1 V | 2 | U | 3 | 4 | |||
| A | O | ||||||
| 5 B | U | ||||||
| 6 L | G | ||||||
| 7 I | S | F | H | ||||
| 8 | S | I | |||||
| E | 9 | I | C | ||||
| 10 A | D | E |
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