common cold is the most frequent infectious disease in human justify the statement for two mark question
Dear student,
The diseases which spread rapidly from affected to healthy person are said to be infectious diseases. These diseases are caused by microbes. Common cold is the one of the infectious disease that spread rapidly and can affect large number of people in no time. It is a viral disease that is spread from spray of droplets of saliva or any other bodily secretion of diseased person. Inhalation of airborne droplets and sharing of personal objects with diseased person also spread its virus. So, it is highly infectious disease.
Regards.
The diseases which spread rapidly from affected to healthy person are said to be infectious diseases. These diseases are caused by microbes. Common cold is the one of the infectious disease that spread rapidly and can affect large number of people in no time. It is a viral disease that is spread from spray of droplets of saliva or any other bodily secretion of diseased person. Inhalation of airborne droplets and sharing of personal objects with diseased person also spread its virus. So, it is highly infectious disease.
Regards.