Earth Evolution

What is the oldest and informal division of geologic time?

• Permian

• Proterozoic

• Hadean

• Phanerozoic

What are the remnants of Archean continents called?

• Stromatolites

• Cratons

• Pangea

• Eon

Why did obligate anaerobes die in the Great Oxidation Event?

• Because of photosynthesis

• Because of the process where one cell lives inside another cell

• Because of another ancient supercontinent that existed

• Because of the oxygen crisis or poisonous oxygen found on Earth

A type of Ediacara fauna that looked like a leaf or a feather.

• Charnia

• Kimberella

• Spriggina

Mesozoic era saw the dominance of dinosaurs, pterosaurs, marine reptiles, and flowering plants.

• True

• False

This is the period of climatic warming and drying, as well as tectonic activity that resulted in the formation of Pangaea. What is this?

• Carboniferous

• Devonian

• Permian

This period is named after underground coal deposits that are now used as fuel. What period is this?

• Permian

• Carboniferous

• Devonian

In the Cambrian period, the lives of organisms were dependent on water, and predation did not exist.

• False

• True

Anomalocaris Canadensis is the largest Ordovician sea predator.

• True

• False

Eryops are amphibians that move on land and existed in the Permian period.

• True

• False