Best short riddles

What makes grown men cry, but humanity would go extinct without it?

When you have me more, you can see only less. What Am I?

I cannot be felt, seen or touched, yet I can be found in everybody. My existence is always in debate, yet I have my own style of music.

What you cannot hold it but it is yours?

What do you get if you cross a cocker spaniel, a poodle and a rooster?

Tom's height is six feet, he is an assistant at a butcher's shop, and wears size 12 shoes. What does he weigh?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

If six children and two dogs were under an umbrella, how come none of them got wet?

I have 4 eyes, but I cannot see! What Am I?

What four related words are merged here: SWAS PURI UINM NTTU MGER MNER