Random question?

A scientist is searching for areas where new solar systems might form. What feature is the scientist looking for?

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Question generated: The digestive system breaks food into simple substances that the body can use. What system carries these simple substances from the digestive system to other parts of the body?

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

Answer: Angela wants to report daily weather conditions. In which unit should Angela record the air temperature?

question: Write a question you would see in a school textbook. OPTIONS:
- contributions to atmospheric oxygen from sources other than trees
- the ways in which industrialized nations use trees
- the root area of trees
- the bark mass of trees
answer: While studying the relationship between number of trees and amount of atmospheric oxygen, which of the following would be most important to take into account?

An example of a grad-school level question?
A salvage yard contains a mixture of iron, glass, aluminum, and plastic. Which property of iron does the salvage yard take advantage of when separating the iron from the rest of the materials?

Random question?
Nicole was studying different ecosystems. She compared the number of plants living in a forest to those in a desert. Which factor best explains why more plants may survive in a forest?