Mesozoic Era and Cenozoic Era

Front

What is the Mesozoic Era?

Back

The Mesozoic Era is a geological time period that lasted from about 252 to 66 million years ago, known as the age of dinosaurs.

Front

What is the Cenozoic Era?

Back

The Cenozoic Era is the current geological era, beginning around 66 million years ago, characterized by the dominance of mammals and birds.

Front

What is a key difference between dinosaurs and modern reptiles?

Back

Dinosaurs had a hip structure allowing legs to support greater weight so dinosaurs could walk upright.

Front

What were the results of the increased temperature during the Mesozoic Era?

Back

Rising water levels and melting of the polar ice caps.

Front

Which organisms benefited the most from the extinction of the dinosaurs?

Back

Birds and mammals.

Front

What are mega-mammals?

Back

Mega-mammals are large mammals that lived during the Cenozoic Era, such as saber-toothed cats and woolly mammoths.

Front

What is the current epoch called?

Back

The current epoch is called the Holocene.

Front

What significant event marks the end of the Mesozoic Era?

Back

The mass extinction event that occurred around 66 million years ago, leading to the extinction of the dinosaurs.

Front

What types of environments were prevalent during the Mesozoic Era?

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The Mesozoic Era featured diverse environments, including lush forests, deserts, and shallow seas.

Front

What adaptations did dinosaurs have for their size?

Back

Dinosaurs had specialized hip structures and limb placements that allowed them to support their large bodies and walk upright.