I shave every day, but my beard stays the same. What am I?

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.

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

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

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

I am written with two letters.
I said with the one.
I usually am seen with the two.

Who am I?

I’m tall when I’m young, and I’m short when I’m old. What am I?

You can win me and lose me but never buy me
You can not eat me and never want to part with me
I can make you cry or bring you joy
I am not a machine and definitely not a toy
You keep me but i am not forever just yours
You might find me in a case or on a shelf next to a vase
I am hard and i am tall if you bump me i am sure to fall
I am made of different materials and am at many events
If your lucky and fight hard I might be yours
What am I ?

What is full of holes but still holds water?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?