Teste 1

How is geological time primarily divided?

• Years, Months, Days

• Eons, Eras, Periods

• Centuries, Decades, Years

• Epochs, Ages, Stages

What significant event occurred during the Archean Eon that changed Earth's oceans?

• Formation of the first continents

• Appearance of the first fish

• Oxygenation of the oceans by cyanobacteria

• The largest mass extinction event

Which period saw the emergence of the first fish with jaws and the first vascular plants on land?

• Cambrian Period

• Devonian Period

• Silurian Period

• Carboniferous Period

Qual porcentagem da população terrestre foi instinta nesse periodo?

What event led to the extinction of dinosaurs and allowed for the development of mammals?

• A global ice age

• Massive volcanic eruptions

• The impact of an asteroid

• A sudden change in ocean currents

No tempo que surgiram as primeiras baleias, existiam dinossauros?

• Sim

• Somente os pequenos

• Apenas os que voavam

• Não

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• Sim

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