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: What structures are located on roof of the nasopharynx and on each side of the pharynx? Answer: tonsils
[A]: Tonsils structures are located on roof of the nasopharynx and on each side of the pharynx.

[Q]: Question: What instrument is used to make objects in space appear closer? Answer: telescope
[A]: A telescope is used to make objects in space appear closer.

[Q]: Question: Virtually all aquatic organisms depend directly or indirectly on what for food? Answer: protists
[A]:
Virtually all aquatic organisms depend directly or indirectly on protists for food.