question: What sentence would provide a factual answer to this question: "Bees are key to a flowers"

answer: A bee is a pollinating animal

question: What sentence would provide a factual answer to this question: "When cutting down rain forests, it is important to keep in mind air quality. When too many trees are cut down in a given area, there may be decrease in the air's"

answer: carbon dioxide can be found in the air

question: What sentence would provide a factual answer to this question: "Cactus store their liquids in their"

answer:
a stem is used to store water by some plants