Question
A person lives in a hilly area. The drinking water and food grown in this area are poor in a mineral P. The deficiency of P in the body causes an abnormal enlargement of gland q leading to a disease R. The disease R, however, does not occur in the people living in coastal areas. 1. What is the name of mineral P? 2. Name the gland Q. 3. What is disease R? 4. Why does disease R not occur in coastal areas? 5.Name one disease in children which occurs due to the deficiency of mineral P in their diet.