There are forty elephants and they have forty-fore heads. How can this be possible?

What begins with T, ends with T, and has T in it?

What time is it when an elephant sits on a fence?

I have branches, but no fruit, trunk or leaves. What am I?

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

Who is He ?

What is the centre of gravity?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

Who is that with a neck and no head, two arms and no hands? What is it?

1. How can we put an elephant in the refrigerator?
2. How can we put a Giraffe in a refrigerator?
3. The king of the jungle invites all the animals to a party everyone comes except for one animal, which animal?
4. You come to a crocodile-infested lake, you can't go around it, you can't co under it and you can't go over it, how do you get across?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?