You are presented with the quiz "Macroevolution is evolution over what time scale above the level of interbreeding populations?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "macroevolution is evolution over geologic time above the level of the species" and "species consist of groups of interbreeding populations". 

So, what's the best answer to the question?


 

      geologic     