Question

The deficiency of one of the following in the diet of a person for a considerable time can lead to a disease called night blindness. This one is:
A. vitamin B
B. vitamin D
C. vitamin A
D. vitamin C

Answer 1

Answer:

Vitamin A is correct answer

Answer 2

The deficiency that can lead to a disease called night blindness is C. Vitamin A.

Explanation:

• The impaired dark adaptation of eyes is called as night blindness.
• People with this impairment can hardly see in dim environment or during night time.
• This due to vitamin deficiency is mostly treatable with vitamin supplement. Vitamin A helps in transfer of nerve impulses into image to retina.
• Some of the food with Vitamin A are eggs, cod liver oil, yellow and orange fruits and vegetables and so on.