An example of a grad-school level question?
A student uses a high-efficiency gasoline lawnmower to cut grass. The term "high efficiency" is used to indicate that the lawnmower

I just took a test in school today. What question was I asked?

Question I was asked: Which of the following groups of organisms uses sunlight to convert carbon dioxide and water into sugar and oxygen?

Random question?

Fourth graders are planning a roller-skate race. Which surface would be the best for this race?

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Question generated: The incompleteness of the fossil record results primarily from which phenomenon?

Problem: Write a question you would see in a school textbook.

Answer: What is the name of the product formed from the reaction shown below? 4Fe(III) + 3O_{2} -> 2Fe_{2}O_{3}

Problem: Write a question you would see in a school textbook.

Answer:
When plants and animals die, which organisms help return nutrients to the food chain?