What is always in front of you but can’t be seen?

A guy in his thirties is found dead in a forest. The shocking thing about the body is that he is wearing his swimming trunks snorkel and a facemask.

For your information, the nearest lake is some 10 miles away and the sea is hundreds of miles away.

How did he die then?

John: "Hi Teacher, What is your favourite movie ?".
Chemistry Teacher: "Indium Cerium Platinum Iodine Oxygen Nitrogen".
Ten seconds later... John replied I got it.

Do you?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

What brings you down but never up?

How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

what does this below rebus represent identXQQQQQME