You are presented with the quiz "Eating something that contains what can have a negative impact on an animal's survival?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "eating something that contains pollutants has a negative impact on an organism 's survival" and "some of the worst pollutants are synthetic chemicals". 

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


 

       synthetic chemicals    