Answer:
You use a knife to slice my head and weep beside me when I am dead.
Take off my skin I won't cry but you will. What am I?
I can wake you up in the morning but I require no electricity or winding. What am I?
I come without being fetched at night hides away as soon as daylight strikes. Although I may look small I am much mightier than what you can imagine.
In my life I must bare my bloodline I must share.
What never gets any wetter no matter how hard it rains?