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CBSE /Class 9
Science MCQ Based On Why do we fall ill introduction
Our free online Science test quiz for Class 9, CBSE will assist you to improve your Science skills on every concept in a fun interactive way.
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CBSE Class 9 Science Why do we fall ill introduction
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The other options may cause diseases or make us unhealthy
Vector carry diseases from one person to another
Antibodies are proteins that helps body to fight diseases
All other are acute diseases
All other diseases last for a longer period
Acquired immunodeficiency syndrome
It caused by virus and affects liver.
Three of them help to recover from falling ill or keep us fit
Caused by communication
jaundice affects liver and pancreas
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