What do you answer even though it never asks you questions?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

What has 88 keys?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

Which English verb becomes past tense just by rearranging the letters?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

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

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?