Classify diseases into communicable and non-communicable types, and understand the various vectors and pathways through which pathogens spread.
Highlighting the rise of NCDs in India.
Today, the majority of deaths in India are caused by Non-Communicable Diseases (NCDs) like heart disease and diabetes. This is driven by processed food, lack of exercise, and longer lifespans, rather than by infectious pathogens.
Defining disease, pathogens, and the two major categories.
A disease is a condition that affects the normal working of the body or mind. It happens when one or more organs or organ systems stop functioning properly, causing us to feel unwell.
Key terms: Pathogen, NCD, Chronic, Deficiency.
Identify the NCD from a list.
You are researching how different diseases affect a community. Which of the following conditions is a non-communicable disease that cannot be passed from person to person?
Explaining the routes of transmission.
Communicable diseases only spread when pathogens successfully travel from an infected source to a healthy person. Understanding these transmission routes is the first step in protecting ourselves and our communities.
Diagram showing an infected person spreading germs to a healthy person.
Common methods of transmission of diseases.
Match the transmission method to its real-world example.
Terms
Definitions