Answer:
Cloud is my mother, wind is my father. What am I?
I am an insect and the first part of my name is the name of another insect. What am I?
What starts with an 'e' and ends with an 'e' but only has one letter?
I am so delicious that I require a house to contain me.
Always in you, sometimes on you. If I surround you, I can kill you. What am I?
No matter how little or how much you use me, you change me every month.