Question

scientists use faunal succession to help determine the the relative age of rock layers by recognizing the specific, predictable order of fossils within them. true false

Explanation:

Faunal succession is a principle stating that fossil species appear and disappear in a predictable, chronological order. Scientists use this order to determine the relative age of rock layers—older layers contain older fossil species, while younger layers contain more recent ones. The statement accurately describes this application.

Answer:

True