Proterozoic and Phanerozoic Eon

In the middle of wich eons is the Prterozoic

• Hadean - Archean

• Archean-Phanerozoic

• Hadean - Phanerozoic

• Phanerozoic - Paleozoic

What are the divisions of the Phanerozoic Eon?

• Hadean, Archean and Proterozoic

• Precambrian, Ordovician and Silurian

• Tertiary and Quaternary

• Paleozoic, Mesozoic and Cenozoic.

What is the most accepted theory about the origin of eukariotic cells?

• Great Oxigenation Event

• Origin of Luca

• Endosymbiosis

Write what LUCA is.

What was the Cambrian Explosion?

• A big asteroid collision with the planet

• A burst of evolution gave rise to the largest diversification of life

• A period with a lot of volcanic eruptions

• A mass extinction

What is the meaning of "Radiation" in Biology?

• The study of radiactive isotopes in the nature

• Mutations produced in organisms thanks to the methane

• Increase in diversity caused by elevated rates of speciation

• A mass extinction

Permian Period is considered the beginning of reptiles. How could the existence of Pangea have helped to increase the reptile population?

Meosozoic Era was the "Age of Dinosaurs, Conifers and Reptiles", but these was not at the same time.

Orther the events.

Did all dinosaurs live in the same periods?

Argue your answer

In wich period did T-Rex live?

• Triassic

• Jurassic

• Cretaceous