Revision Notes For Class 12 Biology Chapter 8 Human Health And Disease

For most microbes, the human body is a very favourable environment because it is warm, shielded from the extremities, and provides a constant source of sustenance. Hence, humans tend to get sick because they are prone to infections that can either be contagious, fatal or both. But today, the mortality rate has decreased and life expectancy has shot up due to the advancements in science and technology. Learn more about human health, and the diseases that affect us by exploring Class 12 Biology Chapter 8 Revision Notes – Human Health and Diseases right here at BYJU’s.

CBSE Notes for Class 12 Biology Chapter 8 Human Health and Disease

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Frequently asked Questions on CBSE Class 12 Biology Notes Chapter 8: Human Health and Disease

What is the importance of hygiene?

Good hygiene is critical for preventing the spread of infectious diseases and helping children lead long, healthy lives.

What are some of diseases caused due to unhygienic practices?

1. Athlete’s Foot (tinea pedis)2. Body Lice.3. Chronic Diarrhea.4. Dental Caries (Tooth Decay)5. Head Lice.

What are the pathogenic bacteria that cause diseases?

Salmonella, Neisseria, Brucella, Mycobacterium, Nocardia, Listeria, Francisella, Legionella and Yersinia pestis.

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