Can you make a six-letter word using the letters N, A and B ?

Can you name an animal whose killing cannot be performed without spilling your own blood?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

Why is the longest human nose just 11 inches?

A bomb exploded in a room full of married couples and no one died. How?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

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

Who is He ?

What is the end of everything?

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?