Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

When it is alive we sing, when it is dead we clap our hands. What is it?

I am green and found in the forest and have needles instead of leaves. What am I?
Hint 1: It can be used for Christmas decorations.
Hint 2: I have a strong, scent that is used in air fresheners.

No matter how little or how much you use me, you change me every month. What am I?

A father's child, a mother's child, yet no one's son.

Who am I?

If your uncle’s sister is not your aunt, what relation is she to you?

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

I am a word of 12 alphabets.

* Alphabets 12, 4, 7, 2, 5 : Eastern beast of burden
* Alphabets 1, 8, 10, 9 are street made famous by Sinclair Lewis.
* Alphabets 11, 3, 6 are past.

On whole it means a person suffering from delusions of greatness.

What Is it ?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

What is full of holes but still holds water?