question: Write a question you would see in a school textbook.
answer: Which kind of rock is produced by deposition and cementation?

question: Write a question you would see in a school textbook.
answer: A greenhouse is used as a model of the atmosphere. Which of the following cannot be demonstrated by the model?

question: Write a question you would see in a school textbook.
answer:
The growth of which of the following usually occurs first in primary succession on a bare rock?