Science Quiz | Brief History of Earth

Science Quiz | Brief History of Earth


1. In the first geological era of the Earth, the Moon was formed, in the process laying the foundation for an atmosphere rich in hydrogen, water vapor and carbon dioxide. This era is named after a famous Greek god. Name him.

2. About 720-630 million years ago, the Cryogenian period was immediately followed by another billion year long period called the ______ _______. The latter was called so because at this time the Earth's crust was fairly stable, evolution proceeded at a slow pace, and the climate did not change much. Fill in the blanks.

3. The shortest period of the Paleozoic Era was called the Silurian. It began just after the first of Earth's five ____ __________ events, during which marine species diversity declined drastically worldwide. Fill in the blanks.

4. In ancient Greek, the name of this geologic era means “new dawn.” It was given this name because the life forms that exist on Earth today began to evolve at the beginning of this era. Name this era.

5. In 2018, the International Commission on Stratigraphy confirmed the name of our current geologic era. It comes from the name of a state in India, which is home to one of the country's longest caves and where scientists have found stalagmites that record evidence of geological change leading to the current era. Name the state.



Name the geologic period named after the mountains shown in this image. Public Domain


1. Hadean era

2. The Boring Billion

3. Mass extinction

4. Eocene

5. Meghalaya

Scene: Jurassic Period

join us for quick updates

Leave a Reply

Your email address will not be published. Required fields are marked *

Enable Notifications OK No thanks