What is so fragile that saying its name breaks it?

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

I cannot talk, but I always reply when spoken to. What am I?

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

I am 5 letters long.
My first two tell you who I am
My first 3 could be a medicine
My last three reversed could be a young boy.
My 4th, 3rd and 2nd in that order could be a fruit drink.
If you have me you may hang me round your neck
WHAT AM I ?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

In the given picture, in how many ways can you read the word "Tiger"?

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?