question: What sentence would provide a factual answer to this question: "A dead giant sequoia"

answer: if a tree falls then that tree is dead

question: What sentence would provide a factual answer to this question: "If all potato bugs are infertile, they will likely"

answer: if all members of a species cannot produce offspring then that species will likely become extinct

question: What sentence would provide a factual answer to this question: "Processes in the food chain begin with"

answer:
In the food chain process a green plant has the role of producer