Communicable and Non Communicable Disease For Class 9

This class is for class 9 students. You will learn about what are communicable and non communicable diseases. Communicable diseases are those which spread between people via close physical contact like touching hand and mouthwhich spread germs, while non communicable disease does not spread due to physical contact. It spread because of mineral deficiency. For example, Night blindness is a non communicable disease which occurs when there is  deficiency of vitamin B. It doesn't spread to other people when you come in contact with others.Who are the vectors which spread communicable diseases and what are the reasons of getting a non-communicable disease.  We will also talk about few communicable and non communicable diseases in brief. we will have a question answer session in the end. Any doubts will be cleared in last 10 mins. All the students are supposed to bring a notebook and pen so you can take notes. I hope we meet soon, until then stay safe and healthy.