Name a key which is hardest to turn.

Find the number of squares in the below picture

It begins where the time ends.
Its second is an expression of surprise.
Its third is a question.
Its fourth is urinate.
It ends with a drink.

Which country it is?

The more of this there is, the less you see. What is it?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

I can write cow in 13 letters.

Can You?

Using mathematical symbols like +, -, and x in order to make the equations correct. Replace # with the above-given symbols.

9 # 8 # 7 # 6 # 5 # 4 = 91

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?