What goes up but never comes down?

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.

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

what one word does the below rebus identifies?

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

How many letters are in the alphabet?

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

Can you name four days which start with the letter 'T'?

Why 1729 is a magic number? Answer Logically.

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