What number when divided in half becomes zero?

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

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

What is it?

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

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

At a Society election for president, precisely 963 votes were cast.
There is a total of 4 candidates that participate in the election.

The winning candidate exceeds the opponents by 53, 79 and 105 votes.

How many votes do each candidate gets?

What part of Turkey has the most feathers?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

What goes up but never comes down?