Question

Which evidence suggests that several mass extinctions have occurred during Earth's history?

1.Fossils provide information about water level and temperature.
2.Many fossils demonstrate that organisms have changed over time.
3.Fossils of the same species have been found on distant continents.
4.Many fossils of organisms that are no longer living have been discovered.

Answer 1

Many fossils of organisms that are no longer living have been discovered.

Answer 2

Many fossils of organisms that are no longer living have been discovered.

This evidence suggests that several mass extinctions have occurred during Earth's history.

The mass extinctions kill the more dominant species and give more changes to the new species.

There are six mass extinctions has occurred on the earth.