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Question
Why are vitamin A and vitamin C essential to us? Give their important sources.
Solution
The deficiency of vitamin A leads to xerophthalmia (hardening of the cornea of the eye) and night blindness. The deficiency of vitamin C leads to scurvy (bleeding gums).
The sources of vitamin A are fish liver oil, carrots, butter, and milk. The sources of vitamin C are citrus fruits, amla, and green leafy vegetables.
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RELATED QUESTIONS
Vitamin ‘C’ belongs to the class of—
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Match the vitamins given in Column I with the deficiency disease they cause given in Column II.
| Column I (Vitamins) | Column II (Diseases) |
| (i) Vitamin A | (a) Pernicious anaemia |
| (ii) Vitamin B1 | (b) Increased blood clotting time |
| (iii) Vitamin B12 | (c) Xerophthalmia |
| (iv) Vitamin C | (d) Rickets |
| (v) Vitamin D | (e) Muscular weakness |
| (vi) Vitamin E | (f) Night blindness |
| (vii) Vitamin K | (g) Beri Beri |
| (h) Bleeding gums | |
| (i) Osteomalacia |
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