A student visits hill station in North India during the summer vacations. He observes that some of the people in that area have swollen necks.(a) Name the disease from which the people with swollen necks are suffering.(b) What is the cause of this disease?(c) Why is this disease more prevalent in hilly areas?(d) What should be done to prevent this disease?

A student visits hill station in North India during the summer vacatio

1.	A student visits hill station in North India during the summer vacations. He observes that some of the people in that area have swollen necks.(a) Name the disease from which the people with swollen necks are suffering.(b) What is the cause of this disease?(c) Why is this disease more prevalent in hilly areas?(d) What should be done to prevent this disease?
Answer» A student visits hill station in North India during the summer vacations. He observes that some of the people in that area have swollen necks. (a) Name the disease from which the people with swollen necks are suffering. (b) What is the cause of this disease? (c) Why is this disease more prevalent in hilly areas? (d) What should be done to prevent this disease?