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2025 Fall GEOL 1001 for Dominique Garello (Shell 1)

2025 Fall GEOL 1001 for Dominique Garello (Shell 1)

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Which is a false statement about the Cenozoic?

the last supercontinent Pangaea formed

✅

saw the appearance and extinction of large mammals like giant sloth, mammoths, saber tooth cats

❌

cooling and drier climates led to expansion of grasslands

❌

the Era started with high temperatures followed by a long term cooling trend

❌

some land mammals evolved to live in the ocean, such as whales

❌

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Which Era does the following describe? First complex life forms diversify in the oceans and life evolved to live on land while the supercontinent Rodinia had broken apart and Pangaea started to form, and Earth saw a long-term sea level lowering with greenhouse conditions broken by an icehouse period towards the end of the Era.

Cenozoic

Mesozoic

Phanerozoic

Paleozoic

100%

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Fossil evidence shows that humans appeared

before 300,000 years ago

in the late Mesozoic

at the same time the dinosaurs went extinct

in the early Cenozoic

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Which of the following did NOT live during the Mesozoic era?

birds

❌

large flying reptiles

❌

large marine reptiles

❌

primates

✅

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The Cenozoic saw the spread of which new vegetative zone?

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What is the Cambrian Explosion?

An mass extinction event that killed all non-avian dinosaurs

The event that helped to form Earth's Moon

The appearance of numerous diverse hard-bodied organisms in the fossil record which marks the end of the Precambrian and start of the Phanerozoic Eon.

100%

A sudden increase in mass volcanic eruptions and explosions which caused the world's largest mass extinction event.

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What was the Mesozoic most known for?

First grasses

Diversification of mammals

First life forms

Dinosaurs dominated land and sea

Evolution of humans

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What is not one of the types of life developed during the Paleozoic?

giant insects