Home » Biology » Health, Disease & Nutrition » Question
  1. Night blindness is caused by the deficiency of
    1. Vitamin A
    2. Vitamin B-1
    3. Vitamin C
    4. Vitamin E
Correct Option: A

Night blindness is medically known as Nyctalopia in which the rod cells in the retina gradually lose their ability to respond to the light. Vitamin-A deficiency in the diet of humans is one of the causes of night blindness.



Your comments will be displayed only after manual approval.