How is a fly different from a mosquito?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

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

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

There was a greenhouse.
Inside the greenhouse, there is a white house.
Inside the white house, there is a red house.
Inside the red house, there are lots of babies.

What is It?