Why is it very easy to weigh a fish?

What part of the chicken has the most feathers?

If you say my name, I will no longer exist. What am I?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

It can't be seen, can't be felt, can't be heard, and can't be smelt.
It lies behind stars and under hills, And empty holes it fills.
It comes first and follows after, Ends life, and kills laughter.
What is it?

Two men are in a desert. They both have packs on. One of the guys is dead. The guy alive has his pack open, and the guy who is dead has his pack closed. What is in the pack?

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

What makes this number unique: 8,549,176,320?

Replace the question mark with the correct number in the below-given picture?