Kuis Arkeikum

What are the four geological eras mentioned in the video?

• Archean, Paleozoic, Mesozoic, Cenozoic
• Archean, Proterozoic, Mesozoic, Neozoic
• Archean, Paleozoic, Mesozoic, Neozoic
• Archean, Paleozoic, Cenozoic, Proterozoic

How long ago did the Archean era occur?

• Approximately 1 billion years ago
• Approximately 2.5 billion years ago
• Approximately 4 billion years ago
• Approximately 500 million years ago

What is the primary characteristic of the Earth during the Archean era?

• Presence of complex life forms
• Formation of the Earth's crust
• Development of advanced ecosystems
• Existence of large land masses

What type of rocks were formed during the Archean era?

• Sedimentary rocks
• Metamorphic rocks
• Igneous rocks
• All of the above

What are stromatolites?

• Ancient trees
• Fossilized bacteria
• Early forms of fish
• Types of sedimentary rocks

What does the term 'Kraton' refer to?

• A type of ancient ocean
• A stable part of the continental crust
• A volcanic island
• A type of sedimentary layer

What was the state of Earth during the early Archean era?

• Covered in ice
• A hot gas ball
• Full of water
• Rich in oxygen

Which of the following was NOT a characteristic of the Archean era?

• Formation of the Earth's crust
• Presence of complex multicellular life
• Development of tectonic plates
• Existence of stromatolites

What caused the formation of the Earth's crust during the Archean era?

• Cooling of the Earth's surface
• Meteorite impacts
• Volcanic eruptions
• Tectonic shifts

How did tectonic activity affect the Earth during the Archean era?

• It caused the formation of oceans
• It led to the extinction of species
• It created earthquakes
• It had no significant effect