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?

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

Why do you find that most of the buildings are deprived of the 13th floor?

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

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

I can turn polar bears white.
I can make anyone dance.
I can make everyone cry
I can make your hands clap
I can make you thin.
I can make you smile.
I can make you smile

Can you guess the riddle?

Decode this picture on T-Shirt and tell what it says ?

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

I am quite hot but become too cold if you remove the first two letters. What am I?

Name a key which is hardest to turn.