Which of the below owl is odd one out?

Can you solve the rebus below?

Known by all without exception, Forever here, for your protection, Sometimes strong, sometimes weak, Right after the night I come - hot and chic. And while millions of miles away, I always get to you, I find my way. No life around could do without me, Can you guess what I might be?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?

Can you tell a 3D object that has just two surfaces?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.