In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

[EX Q]: Question: What do ecosystems absorb on the earth? Answer: energy
[EX A]: Energy do ecosystems absorb on the earth.

[EX Q]: Question: What is the hollow and muscular balloon-shaped organ that collects urine? Answer: urinary bladder
[EX A]: The urinary bladder is the hollow and muscular balloon-shaped organ that collects urine.

[EX Q]: Question: What do we call an incorrect test result that should have been positive? Answer: false negative
[EX A]:
We call an incorrect test result that should have been positive a(n) false negative.