Answer:
I am an insect. Half of my name is another insect. I am similar to the name of a famous band. What am I?
Only one color, but not one size. Stuck at the bottom, yet easily flies. Present in sun, but not in rain; doing no harm, and feeling no pain. What am I?
What word begins and ends with an E, but only has one letter?
I cause involuntary movements in your vehicle
You buy me to eat, but never eat me. What am I?
No matter how little or how much you use me, you change me every month.