Deficiency diseases notes for science class 6

Hello friends in this article you are going to read about deficiency diseases.

Vitamin A- The deficiency of Vitamin A causes Night blindness. 
Symptoms- Lack vision, weak vision.

Vitamin B- The deficiency of causes Beri Beri.
Symptoms- Weak muscles, less energy to work.

Vitamin C- The deficiency of Vitamin C causes scurvy.
Symptoms- Bleeding gums.

Vitamin D- The deficiency of Vitamin D causes rickets.
Symptoms- Weak bones, bones start to bend.

Calcium- The deficiency of calcium causes the decay of  bones and tooth.
Symptoms- Weak bones and tooth decay.

Iron- The deficiency of iron causes Anaemia.
Symptoms- Weakness.

Iodine- The deficiency of iodine causes goiter.
Symptoms- The glands in the neck are swollen and mental disability in children.

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