Class 6 Biology Component of Food Deficiency Diseases

Deficiency Diseases

  • Disease caused due to deficiency of particular nutrients or minerals in our diet for a long period of time is called deficiency diseases.
  • This deficiency could be of one or more nutrients. This would affect skin, hair, face, eyes, bones, teeth, growth of particular person.
  • This deficiency can be overcome by taking balanced diet. If a person is deficient of both carbohydrate and protein this would lead to make that person very thin and weak.

Deficiency of vitamins is shown in table

    Vitamins

Disease

Symptoms

Vitamin A

Night blindness

Poor vision or no vision at night

Vitamin B1

Beri-Beri

Nervousness, paralysis, weak muscles

Vitamin C

Scurvy

Bleeding gums, late healing of wound

Vitamin D

Rickets

Weak bones, decaying teeth

Vitamin K

hemorrhage

Clotting of blood affected

 

Deficiency of minerals shown in table

Minerals

Disease

Symptoms

Calcium /phosphorus

 Bone and tooth decay

Weak bone, tooth decay

Iodine

Goiter

Glands in the neck get swollen

Iron

Anaemia

Decrease in the production of RBC causes weakness.

 

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