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?

Forwards I am heavy, backward I am not. What am I?

You are an expert on paranormal activity and have been hired to locate a spirit haunting an old resort hotel. Strong signs indicate that the spirit lies behind one of four doors. The inscriptions on each door read as follows:

Door A: It's behind B or C
Door B: Its behind A or D
Door C: It's in here
Door D: It's not in here

Your psychic powers have told you three of the inscriptions are false, and one is true. Behind which door will you find the spirit?

A man is surviving on an island along with his friend. They have been starving for four days for food. Suddenly, they find a fisherman. The friend goes with the fisherman in order to catch the fish (if they can find any).

The fisherman returns after some time but he is alone and has some salmon that he had prepared. When asked, the fisherman tells him that his best friend fell off the boat and drowned in the water. Starving for so long, he eats the meal while crying for his friend.

After being rescued, he goes to a diner and orders salmon. When he eats his meal, he jumps and commits suicide. Why did he do it?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

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

Who is He ?

Solve this riddle by finding the odd one out from the rest.

What am I?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?