DAILY RIDDLES 59

Q. I run cold and hot,
I look blue but am red.
What am I ?

A. Blood. People can be referred to as hot blooded, and certain animals are cold-blooded. Your veins look blue, but the blood is actually red.

Q. I have four letters in my name,
I am a fruit or a vegetable,
I look like a giant green onion,
I end with the letter k.
What am I ?

A. The leek. It has four letters, has been considered both a fruit and a vegetable, looks like a green onion and ends with the letter k.