question: What sentence would provide a factual answer to this question: "An example of reproduction is"

answer: An example of reproduction is laying eggs

question: What sentence would provide a factual answer to this question: "The natural illumination outside will be for shorter and shorter periods of time per day when"

answer: when the seasons change from the summer to the fall , the amount of daylight will decrease

question: What sentence would provide a factual answer to this question: "Which of these industries is most likely to effect an ecosystem?"

answer:
mining changes an ecosystem