Vitamins And Nutrition

Step 1: Recall diseases caused by vitamin deficiencies.
- Vitamin B1 (Thiamine) deficiency → Beri-beri.
- Vitamin C (Ascorbic acid) deficiency → Scurvy.
- Vitamin E deficiency → Reproductive issues and anti-fertility problems.
Step 2: Analysis of options.
(A) Beri-beri: Due to Vitamin B1 deficiency, not Vitamin E.
(B) Scurvy: Due to Vitamin C deficiency, not Vitamin E.
(C) Anti-fertility: Correct, caused by Vitamin E deficiency.
(D) None of these: Incorrect.
Step 3: Conclusion.
Thus, the disease caused by Vitamin E deficiency is Anti-fertility.

Step 1: Concept.
Vitamins are classified into water-soluble and fat-soluble categories. Water-soluble vitamins include Vitamin B-complex and Vitamin C. Fat-soluble vitamins are A, D, E, and K.
Step 2: Analysis of options.
(A) A and B: Incorrect, Vitamin A is fat-soluble.
(B) C and D: Incorrect, Vitamin D is fat-soluble.
(C) B and C: Correct, both are water-soluble.
(D) A and D: Incorrect, both A and D are fat-soluble.
Step 3: Conclusion.
Thus, the correct answer is (C) B and C.

Step 1: Concept.
Vitamin A is a fat-soluble vitamin essential for vision, growth, and immune function. Its chemical name is Retinol.
Step 2: Analysis of options.
(A) Thiamine: This is Vitamin B1.
(B) Retinol: Correct, this is Vitamin A.
(C) Ascorbic acid: This is Vitamin C.
(D) Nicotinamide: This is Vitamin B3.
Step 3: Conclusion.
Therefore, the chemical name of Vitamin A is Retinol (B).