You are presented with the quiz "Unique leaf adaptions on some plants have enabled them to do what?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "conserving water can be used for survival in a dry environment" and "many plants have developed unique leaf adaptations in order to conserve water". 

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


 

   survive in dry environments        