What does immunity mean ? Write four factors responsible for reducing immunity of the body of a person
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Answer: Immunity: It is the ability of an individual or organisms to show resistance against harmful microorganisms by the action of white blood cells.
Factors that responsible for reducing immunity in the body are given below :
1) Different diseases like flu and measles etc weaken the immune system.
2) Smoking is also reduce the strength of immune system.
3) Immune system is also weaken by alcohol and poor nutrition.
4) Patients suffering from AIDS have very poor immune system.
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