24. History of Life on Earth

Which of the following cannot be determined from the fossil record?

Which statement best describes the fossil record?

How can the pattern of change in the fossil record best be explained?

How do fossils of limb structures provide evidence that ancient and modern tetrapods are related?

Darwin viewed the fossil record as:

Which of the following is documented by the fossil record?

Which of the following is most likely a characteristic of the earliest tetrapod fossils?

Why are most fossils found in sedimentary rock?

Which form of life first appears in the fossil record approximately 175 million years ago?

Which of the following statements about fossils is true?

Which association correctly links the geological time period with the typical location of its fossils?

What does the discovery of a marine fossil in a present-day desert most likely indicate to scientists?

Which statement best describes what the fossil record suggests about evolution on Earth?

Why are transitional fossils important in understanding evolutionary history?

How long ago did most major animal groups first appear in the fossil record?