question: Write a question you would see in a school textbook.
answer: Certain fossils can be used to help determine the age of the rock layer in which the fossils are found. Which type of fossil is best to use when making this determination?

question: Write a question you would see in a school textbook.
answer: Vultures are scavengers that most likely help ecosystems by quickly consuming dead organisms and

question: Write a question you would see in a school textbook.
answer:
Which human activity is most harmful to the natural environment?