What demands an answer, but asks no questions

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

The dirtier I get, the whiter I look. Who am I?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

I am white when I am dirty, and black when I am clean. What am I?

Which Burger Is Different in below image?

I know a nine-letter word having only one vowel.
Do you ?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

The more of this there is, the less you see. What is it?