Geologic Time Scale Quiz

Aria, Samuel, and James are working on a school project about the history of Earth. They are discussing the defining events of Precambrian time. What were some of these events?

• Breakup of Pannotia

• Formation of first continents, oceans, and atmosphere

• Mass extinction event

• Formation of Pangaea

Lily, Hannah, and Mason are participating in a school quiz. They are asked, 'What were some defining events of the Paleozoic Era?'

• Formation of Mid-Atlantic Ridge

• Diversification of dinosaurs

• Rise of sea levels

• Formation of Himalayas

During a school project, Michael, Abigail, and Henry were asked to create a timeline of the Mesozoic Era. They had to highlight some defining events. Which of the following events should they include in their timeline?

• Rise of sea levels

• Mass extinction event

• Formation of first continents, oceans, and atmosphere

• Breakup of Pangaea

Luna, Ethan, and Abigail are participating in a quiz competition. The quizmaster asks, 'What were some defining events of the Cenozoic Era?'

• Diversification of dinosaurs

• Evolution of modern humans

• Formation of Himalayas

• Rise of sea levels

During a school project, Grace, Emma, and Benjamin were researching the Earth's atmosphere. They came across a question they couldn't agree on: What was the first source of oxygen for Earth's atmosphere?

• A mass extinction event

• Cyanobacteria

• Volcanic eruptions

• Photosynthesis

During a geography class, David and Ava were studying about the Mesozoic Era. Their teacher, Zoe, showed them a highlighted area on the world map and asked, 'Which two continents are separating in this highlighted area during the Mesozoic Era?'

• North America and Europe

• Asia and Europe

• South America and Africa

• Australia and Antarctica

Grace, Samuel, and Maya are studying geology and they come across a map of the Paleozoic era. What changes do they notice in the Paleozoic map?

• Formation of Mid-Atlantic Ridge

• Rise of sea levels

• Formation of Himalayas

• Diversification of dinosaurs

During a geography class, Oliver and Aria were studying about the Cenozoic Era. They noticed a highlighted area on the map showing two continents separating. Can you help Grace identify which two continents they were?

• North America and Europe

• South America and Africa

• Australia and Antarctica

• Asia and Europe

During a history class, Charlotte, Evelyn, and Scarlett were discussing the major events that occurred during the late Quaternary period of the Cenozoic Era. What event were they most likely discussing?

• The formation of the Himalayas

• The evolution of modern humans

• The rise of sea levels

• A mass extinction event

Evelyn, Ava, and Zoe are participating in a school quiz. They are asked, 'What major event occurred during the Cambrian Explosion in the Paleozoic Era?'

• The formation of the Himalayas

• The rise of sea levels

• The evolution of new species in Earth's shallow seas

• The diversification of dinosaurs