Articles > A Balanced Vitamin Diet – Vitamins A – K – Quiz A Balanced Vitamin Diet – Vitamins A – K – Quiz Quiz Choose the best answer. 1. Essential in the formation of red blood cells Vitamin A Vitamin B12 Vitamin E Vitamin K 2. Essential in blood clotting process Vitamin A Vitamin B12 Vitamin E Vitamin K 3. Lack of this vitamin results in scurvy Vitamin C Vitamin B12 Vitamin E Vitamin K 4. Essential for night vision Vitamin C Vitamin E Vitamin A Vitamin B12 5. Prevents the oxidation of fatty acids in cells Vitamin C Vitamin E Vitamin A Vitamin B12 Send Your Results (Optional) Your Name To Email Time's up