Answer:
I am the place to turn when nature calls.
I contain five little items of an everyday sort. You can find all five in a tennis court.
An action done on mosquito bites
I am perfect with a head perfect without a head; Perfect with a tail perfect without a tail; Perfect with either neither or both.
I am a shimmering field that reaches far. Yet I have no tracks and am crossed without paths.
Whatโs a carpetโs favorite sport?