Gen Bio

During the Mesozoic Era, _______ distinct periods unfolded.

• three

• two

• six

• five

What period was the beginning of Mesozoic Era?

• Permian Period

• Jurassic Perion

• Triassic Period

• Cretaceous Period

During the Cretaceous Period, large long-necked herbivores, like Brachiosaurus and Stegosaurus, roamed the land, and tiny mammals started to evolve.

• True

• FALSE, Triassic Period

• False, Jurassic Period

• False, Precambrian

One of the most significant developments during the Cretaceous was the appearance and rapid diversification of the first flowering plants.

• TRUE

• FALSE

When did the first dinosaurs, marine reptiles, lizards, and tortoises first appear?

• Mesozoic Era

• Triassic Period

• Cretaceous Period

• Jurassic Period

The time when dinosaurs ruled the earth.

• Triassic Period

• Jurassic Period

• Cretaceous Period

• Mesozoic Era

What period lasted from about 145 to 66million years ago?

• Cenozoic Period

• Jurassic Period

• Cretaceous Period

• Triassic Period

What is widely believed the cause of mass extinction of the dinosaurs during the Mesozoic Era?

• Lack of Oxygen

• No foods

• All of the Above

• Asteriods

What event is known as a global extinction event responsible for eliminating approximately 80 percent of all species of animals?

• Cretaceous-Paleogene (K-Pg) extinction

• Jurassic-Triassic (J-Ts) extinction

• Cretaceous-Jurassic (K-Js) extinction

• Jurassic-Paleogene (J-Pg) extinction

What supercontinent broke apart during the mesozoic era, specially the Triassic Period?

• Gondwana

• Pangaea

• Pannotia

• Rodinia