Multiple choice Which of the following is not matched correctly? Excessive bleeding : Phylloquinone Swollen gums: Ascorbic acid Brittle bones: Cyanocobalamin Retarded growth : Riboflavin None of these Reveal answer Fill a bubble to check yourself C Correct answer Explanation Cyanocobalmin is commonly known as Vitamin B12. Its deficiency causes anemia, a condition of deficient blood in the body. Brittle bones in the body occur due to deficiency of calcium.