Generate a sentence that answers this question: "Some birds live in".

Answer: some birds live in forests

Generate a sentence that answers this question: "A boy is standing in the bathroom brushing his teeth, but the lights are off in the bathroom. However, his room is next to the bathroom and his bedroom light is on. The bathroom is still bright, because the mirror reflects".

Answer: a mirror reflects light

Generate a sentence that answers this question: "The looseness of soil increases the amount of what in it?".

Answer:
the looseness of soil increases the amount of oxygen in that soil