Class 5 (SSC) • Science (सामान्य विज्ञान)Chapter 23: Infectious Diseases and How to Prevent Them⭐ Topic 2
Practice and Revision - Infectious Diseases and How to Prevent Them
Let us practise and revise what we learned about infectious diseases and how to prevent them. Infectious diseases are caused by germs that s
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Infectious diseases are caused by germs like bacteria and viruses, which can spread through air, water, contact, or insects.
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Quick revision
Remember these!
- Infectious diseases caused by germs.
- Germs: bacteria, viruses.
- Spread via air, water, contact, insects.
- Examples: cold, flu, chickenpox.
- They spread easily in close contact.
- Prevention: wash hands, cover mouth when coughing.
- Vaccination also helps prevent disease.
- Good hygiene protects ourselves and others.
Words to know
infectious diseases and how to prevent them