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BIOLOGY

JAMB 2006 - Question 1

Biology 2006 JAMB Past Questions - Question 1: Night-blindness results from a deficiency of

Choose the most appropriate option for the gap .

Night-blindness results from a deficiency of

A: vitamin E

B: vitamin A

C: vitamin K

D: vitamin C

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Correct Answer

Explanation

B Vitamin A is needed for the formation of visualpurple or pigment responsible for vision in dim light.Deficiencies of vitamins C, E and K cause scurvy, sterility andinability of blood to clot respectively.