Answer:
I am a word. I become longer when the third letter is removed. What am I?
Taken from a mine and then locked up in a wooden case. I am used by students everyday.
Although a human shape I wear Mother I never had; And though no sense nor life I share in finest silks I'm clad. By every miss I'm valued much beloved and highly prized; still my cruel fate is such by boys I am often despised.
I saw the dead bring forth the living. I saw the living bring forth the dead. What did I see?
First you see me in the grass dressed in yellow gay; next I am in dainty white, then I fly away. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.