Question

what is deficiency disease

Answer 1

Hey..

Any disease that is caused due to deficiency of any nutrient in our body is known as
deficiency disease.

For eg..Night blindness is caused by deficiency of Vitamin A..

Thanks☺

Answer 2

disease caused due to the deficiency of some minerals or nutrients present in the body is known as a deficiency disease . eg: beriberi , night blindness , etc .
Hope it helps you .