Random question?

The Davis Mountains in West Texas used to be taller than they are now. Which of the following conditions most likely caused the mountains to become shorter over time?

Generate a question

Question generated: A researcher is viewing a cell that has cell walls. To best narrow down the taxonomic group from which the cell belongs, which question should a researcher ask?

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

Answer: What is the approximate length of time it takes the Moon to complete one lunar cycle?

question: Write a question you would see in a school textbook. OPTIONS:
- Decomposition adds silt to soil.
- Decomposition adds water to soil.
- Decomposition adds oxygen to soil.
- Decomposition adds nutrients to soil.
answer: Which of the following statements best explains how the decomposition of plant and animal matter helps to form rich soils?

An example of a grad-school level question?
Which rock is most likely to contain fossil seashells?

Random question?
Several interchangeable parts are used in the manufacture of automobiles. Some examples of these parts are batteries, windshield wiper blades, spark plugs, and tires. Which of the following is an advantage of interchangeable parts over non-interchangeable parts on automobiles?