Four Toughies
Thanks Yammi

Only two vegetables can live to produce on their own for several growing seasons. All other vegetables must be replanted every year. Question : Name two perennial vegetables? Question : What can fill a room but takes up no space? Question : What are the science teacher's favorite states? Question : Can you name two English words of more than 2 letters that both begin and end with the letters 'he' (in that order).? ("hehe" is not an acceptable solution.) See answers