What can you catch but never throw?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?

John leaves home and then he takes three right turns. John wants to return to home but he was scared of Jacob, who is wearing a mask.

What is John Situation ?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

I have eight fingers and two thumbs but I do not live. What Am I?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

What is at the end of a rainbow?

Which English verb becomes past tense just by rearranging the letters?