Multiple choice general knowledge Vitamins B and C are easily destroyed by heat. True False Reveal answer Fill a bubble to check yourself A Correct answer Explanation Vitamin C (ascorbic acid) and B-complex vitamins (particularly B1, B2, B3, B5, B6, B12, and folate) are water-soluble and heat-sensitive. Cooking methods like boiling can destroy 20-80% of these vitamins, making the statement accurate.