TASK DEFINITION: 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.
PROBLEM: Question: Don notices that the patient's heart is expelling less blood with each stroke. The patient's heart has to beat _____ often to maintain consistent blood flow. 
 Answer: more

SOLUTION: When the heart expels more blood with each stroke, the heart has to beat less often in order to maintain the same volume of blood flow.

PROBLEM: 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

SOLUTION: With exponential growth, the population starts out growing slowly. As population size increases, the growth rate also increases.

PROBLEM: Question: Eric adds more glaciers to his ocean model. The sea level likely 
 Answer: increases

SOLUTION:
An increase in glaciers lowers sea level and a decrease in glaciers raises sea level.