You are presented with the quiz "pollen grains are small male reproductive bodies of plants used to pollinate what?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "pollination is the fertilization step in the sexual reproduction of plants" and "pollen grains are the small male reproductive bodies of plants that fertilize female flowers". 

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


 

      female flowers     