Answer:
A person who chews the ends of their fingers
What hangs in the sky by day but at night goes away?
Bobby likes Jimmy but not Joe, apples but not pears, jeeps but not vans, shinny but not hockey, tennis but not squash. Who will he like, Sara or Sally?
What dentists battle on a daily basis
What time of day, when written in a capital letters, is the same forwards, backwards and upside down?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?