This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Good sources of vitamin 'C' are all except ? 
Select and explain. 
A. Amala, B. Lime, C. Guava, D. Egg
D: Egg
Answer: D: Egg 
Explanation: Ans. is 'd' i.e., Egg Vitamin C Also known as ascorbic acid. It is the most sensitive of all vitamins to heat. Man, monkey and guinea pigs are the perhaps the only species known to require vitamin 'C' in their diet. The richest source of vitamin C is Indian goosebery (Amla). Impoant sources of vitamin C in decreasing order : ? Amla > Guava > Cabbage > Amaranth > Lime > Cauliflower > Orange > Spinach > Tomato > Potato