There are more people than chickens in the world.
False. It's exactly the other way around. There are more chickens than people.
No number from 1 to 999 includes the letter "a" in the UK.
True. Until you get to one thousAnd. In the UK you say one hundred, not a hundred.
Harry Potter was a real boy, not a fictional character.
False. Harry Potter is a character.
This is an optical illusion.
True.
