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.

[Q]: Question: Which gas is given off by plants? Answer: Oxygen
[A]: Oxygen gas is given off by plants.


[Q]: Question: What happens to most of the energy in a trophic level as it passes to the next higher level? Answer: it is lost
[A]: As it passes to the next level, most of the energy in a trophic level it is lost.


[Q]: Question: What helps ensure that, at least, some species will survive environmental change? Answer: biodiversity
[A]:
Biodiversity helps ensure that, at least, some species will survive environmental change.