Phaneozoic review

which period represents the last 2 million years of geologic time

Why do scientists think that birds evolved from dinosaurs

the________era immediately followed the precambrian

Animals with hard parts such as shells evolved around the beginning of the_____period

nearly 96 percent of all species became extinct at the end of the permian period because of climate change brought on by_______

the breakup of the supercontinent pangea occurred during the ________ era

________ are a group of plants with seeds that lack a protective outer coat and are beared on the surface of cones, happened in triassic (.)

A collision with a large meteorite may have contribute to the mass extinction at the end of the _____ era

during the cenozoic mountain building in weastern north america , europe, and asia was caused by _________

late in the mesozoic era angiosperms evolved leading to the formation of modern plants. angiosperms are plants that produce _____