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.

Q: Question: When a rabbit farmer begins a farm he starts with many rabbits. If the rabbits are not cared for and fed does the population 
 Answer: decrease

A: With exponential growth, the population starts out growing slowly. As population size increases, the growth rate also increases.
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Q: Question: Sarah's plants have been struggling to photosynthesize regularly, so that means that the plants now produce food in amounts that are 
 Answer: lesser

A: Less photosynthesis means that plants and phytoplankton produce less food.
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Q: Question: Ray analyzed the color of moths for a project. He notices that white moths produce more adult offspring than black ones. The white moth's traits will likely become _____ common over time. 
 Answer: more

A:
Natural selection is the process by which living things with beneficial traits produce more offspring, so their traits become more common over time.
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