I have teeth but i don't bite. Who Am I ?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Can you spot the man between the coffee bean in the picture below ?

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?

Why Aeroplane windows are round?