Which of the below owl is odd one out?

Pronounced as 1 letter, And written with 3, 2 letters there are, and 2 only in me. I’m double, I’m single, I’m black blue and grey, I’m read from both ends, and the same either way. What am I?

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

In the image given, you can find several triangles. Can you count them all?

A clock loses 10 minutes each hour. If the clock is set correctly at noon, what time is it when it reads 3 PM?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Find out the missing number in the picture attached:

Why did Navjot Singh Sidhu put the new January calendar in the freezer

Can you quickly find which two matchstick figures are identical?

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.