Which of the below owl is odd one out?

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

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

Solve the following series:
AZ, GT, MN, __, YB

Which word does the below Plexor means ?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

What has hands, but can’t clap?

The following "Brain Bat" means Slow Down.
S
L
O
W

Using the same logic, can you tell us what does the following Brain Bat means ?
E
V
I
G

What does below pictogram mean?

What has 13 hearts but no other organs?