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.
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Question: Question: Less oxygen absorption means _____ oxygen in the blood. 
 Answer: less

Answer: Smoking reduces the amount of oxygen available for diffusion at the lungs, so less oxygen gets absorbed and blood is oxygenated to a lesser degree.


Question: 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

Answer: Less photosynthesis means that plants and phytoplankton produce less food.


Question: Question: Milo lives in a small city, but the city has recently become more popular with young people. If more young people begin moving the city, what happens to the growth rate of the city? 
 Answer: increases

Answer:
In exponential growth as the population size increases, the growth rate also increases.