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: If there were less dissolved carbon dioxide in ocean water, the ocean's rate of acidity would 
 Answer: decrease

A: With higher levels of dissolved carbon dioxide in ocean water, the water becomes more acidic.
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Q: Question: A _____ in the population cold lead to less food availability. 
 Answer: increase

A: As the population increases, the food supply, or the supply of another necessary resource, may decrease.
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Q: Question: The electrons with the _____ energy are nearest to the nucleus. 
 Answer: least

A:
Electrons at higher energy levels, which are farther from the nucleus, have more energy.
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