Answer:
What is a shark's favourite food?
A DJ does this to records. I do it to mosquito bites.
What can be right but never wrong?
When young, I am sweet in the sun. When middle-aged, I make you gay. When old, I am valued more than ever.
It increases and decreases yet no one see it. It is not a fire and yet it can be quenched.
I am a shimmering field that reaches far. Yet I have no tracks and am crossed without paths.
Funny
Animal
Difficult
Easy
Food
Kids
Logic
What am I?