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MD Abid Junaid

· started a discussion

· 1 Months ago

I am a boy, I never use my eye brow till now.

Question:
Which one of the following is a vestigial organ? 
Options:
A) Eye-brow 
B) Collar-bone 
C) Wisdom-teeth 
D) Nails
Solution:
Ans: (c) Since, man has started cooking food, food has become softer. So, the need to chew the food has been greatly reduced. Due to disuse of the organ for many generations, it has become vestigial.

Meghna Tanwal

· commented

· 1 Months ago

Yet to be approved!

Shrinivas Deshpande

· commented

· 1 Months ago

you are not using it but involunterily it got used.....while showing emotions

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