A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

I am eight letters long - "12345678"
My 1234 is an atmospheric condition.
My 34567 supports a plant.
My 4567 is too appropriate.
My 45 is a friendly thank-you.
My 678 is a man's name.

What word am I?

Find the next number in the series below

21 32 54 87 131 ?

What do you answer even though it never asks you questions?

Which number should replace the question mark?

I have branches, but no fruit, trunk or leaves. What am I?

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

Who am I?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

Do You See It?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.