Answer:
What is it that after you take away the whole some still remains?
I am a person who pretends to be someone else
I am flora, not fauna. I am foliage, not trees. I am shrubbery, not grass. What am I?
Take it and you will lose or gain more than the others.
What is full of holes but still holds water?
Give it food and it will live, give it water and it will die.