In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Input: Consider Input: Question: If we are able to recycle less things we have 
 Answer: more waste

Output: The advantage to biofuels is that they burn more cleanly than fossil fuels. As a result, they create less pollution and less carbon dioxide.


Input: Consider Input: Question: A scientist sees that some galaxies are closer together than before, so they know that the universe's expansion is 
 Answer: less

Output: As the Universe expands, galaxies move further and further apart.


Input: Consider Input: Question: If one tree has smaller leaves then the other, which one will lose the most water vapour? 
 Answer: tree with bigger leaves


Output: Leaves can have the following adaptations to reduce transpiration rate: Small or narrow leaves to reduce the surface area over which water vapour is lost