Answer:
Light hides me and darkness kills me. What am I?
If you drop me, I'm sure to crack. Give me a smile and I'll always smile back. What am I?
I lose my head in the morning and regain it back at night. What am I?
What do you get when you mix lemons with gun powder?
I have a gown but I'm not a priest; I have a crown but I'm not a king.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.