Science Form 2: Chapter 4 Human Health


4.1: Infectious and Non infectious Diseases

https://youtu.be/q3Cu1DKFJPw


 -How are Infectious Diseases Spread?

i. Airborne diseases ii. Waterborne diseases iii. Infection of diseases through contact iv. Infection of diseases through vectors -How Do Vectors Spread Diseases? -Mechanism to Prevent the Spread of Infectious Diseases

4.2 : Body Defence


-Body Defence -Importance of Immunisation -Passive Immunity and Active Immunity -Causes that weaken the immune system

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