What seven-letter word has hundreds of letters in it?

Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

What has lots of eyes, but can’t see?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

What is the end of everything?

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?

Which alphabet is a part of our body?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?