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RRB Group D Model Paper 4 with solutions
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Question : 13
Total: 100
Night blindness occurs when there is ________.
deficiency of vitamin B Complex
deficiency of iron
deficiency of vitamin K
deficiency of vitamin A
Validate
Solution:
(4) The deficiency of vitamin A causes night blindness as it keeps the retina healthy. Vitamin B complex keeps nerves and muscles healthy, iron maintains the level of haemoglobin in the blood, vitamin K helps in blood clotting
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