An example of a grad-school level question?
What is a decomposer?

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

Question I was asked: Researchers are developing new types of crop plants with desirable characteristics such as disease resistance and drought tolerance. Crossing plants so that the next generation will express desirable traits is best described as

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Competition is most likely to occur between which two organisms?

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Question generated: Which of the following properties provides the BEST way to identify a mineral?

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

Answer: Scientists Stanley Miller and Harold Urey sealed water, methane, ammonia, and hydrogen in a flask, to simulate Earth's early environment. They exposed the chemicals to electric charges to simulate lighting. What did the process produce?

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

Answer:
The features below are all present on Earth. Which feature could also be found on the Moon?