Answer:
What hatches without food?
Even if you throw it away, it still comes back.
I am partially baked. I am not completely lit. I am a portion of the moon. I am lesser than full wit. I am a divider of the hour. I am not a total lie. I am a sibling through one parent.
I'm the son of water but when I return to water I die. Who am I?
What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.