
The blood of a person contains too little of component X. The function of X is to carry oxygen in the body. The mineral Y is necessary for the formation of X. The lesser amount of X in the blood due to the deficiency of mineral Y causes a disease Z.
What type of blood cells contain X? (Red blood cells/white blood cells)


Important Questions on Components of Food
Name the mineral Y(Iron/ Calcium/ Phosphorous)

The blood of a person contains too little of component X. The function of X is to carry oxygen in the body. The mineral Y is necessary for the formation of X. The lesser amount of X in the blood due to the deficiency of mineral Y causes a disease Z.
Name two food items which contain mineral Y.

The blood of a person contains too little of component X. The function of X is to carry oxygen in the body. The mineral Y is necessary for the formation of X. The lesser amount of X in the blood due to the deficiency of mineral Y causes a disease Z.
What is disease Z? Write the major symptoms of disease Z.

What is the name of mineral P? (Iodine/ calcium/ Phosphorous)

A person lives in a hilly area. The drinking water and food is 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.
Name the gland Q. (Pituitary gland/Sweat glands/Thyroid gland)

A person lives in a hilly area. The drinking water and food is 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.
What is disease R?

A person lives in a hilly area. The drinking water and food is 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.
Why does disease R not occur in coastal areas?

A person lives in a hilly area. The drinking water and food is 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.
Name one disease in children, which occurs due to the deficiency of mineral P in their diet. (Cretinism/marasmus)
