Vermiform appendix of man has become a vestigial organ.

Ans. 1. The normal function of caecum and appendix in mammals is the digestion of cellulose.

2. Human ancestors used to eat uncooked food with considerable amount of cellulose in it.

3. With the passage of time, man has change his diet. Now he eats cooked food.


4. So, vermiform appendix of man has become a vestigial organ.